CN218427050U - Brake head holds in palm trompil device - Google Patents

Abstract

The utility model discloses a hole opening device for a brake shoe support, which comprises a horizontal plate, the top of the horizontal plate is fixedly connected with a vertical plate, the left side of the vertical plate is rotatably connected with a screw rod, and the outer thread of the screw rod is connected with a A connecting plate, the left side of the connecting plate is fixedly connected with two cross bars, the left end of the cross bar is rotatably connected with a connecting rod, and the left end of the connecting rod is rotatably connected with an L-shaped block. The frequency conversion motor of the utility model drives the connecting plate to move through the screw rod, the connecting plate squeezes the connecting rod through the cross bar, the connecting rod drives the L-shaped splint to move through the L-shaped block to fix the brake shoe support, and the driving motor drives the drill rod to rotate At the same time, the electric telescopic rod drives the drive motor to move down to open holes for the brake shoe holder, which can automatically and quickly clamp and fix the product workpiece, thereby improving the hole opening efficiency of the brake shoe holder.

Description

A device for opening a brake shoe holder

technical field

The utility model relates to a hole opening device, in particular to a hole opening device for a brake shoe holder, which belongs to the technical field of train accessories.

Background technique

The brake shoe support is a kind of train accessory. Usually, the brake shoe support device is suspended on the bracket of the brake action actuator through a connecting rod, and the screw rod of the brake shoe support device is inside the brake action actuator. Linear movement, the brake shoe support moves along the connecting rod in an arc around the joint with the connecting rod. Holes need to be drilled during production.

It is known that China’s public authorized utility model (publication number CN203712298U) discloses a tooling for machining brake shoe holders, including a tooling base, a push block and a fixed positioning block are installed on the upper surface of the tool base, and the push block and The workpiece clamping side of the fixed positioning block is provided with a radian matching the brake shoe holder, the push block slides along the tooling base, and one side of the pushing block is provided with a clamping push bolt; the tooling base is installed with a push block One side also fixedly installs the counterweight. The utility model utilizes the lathe high-speed rotating processing method, and installs heavy blocks to ensure stable rotation; through tool assembly and adjustment, it solves the eccentric phenomenon of the product in the processing process, ensures the inner diameter size and roughness of the product bore, and ensures the beating of the product. Requirements to overcome product ovality and knife vibration problems, while reducing equipment spindle wear.

This device needs to remove the bolts with manual hand tools, place the product in a suitable position, move the positioning block, and then fix the bolts with manual hand tools, but cannot automatically and quickly clamp and fix the product workpiece, reducing the The opening efficiency of the brake shoe holder is improved, so we propose a brake shoe holder opening device to solve the above problems.

Utility model content

The purpose of the present utility model is to provide a device for opening holes in the brake shoe holder, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a brake shoe holder opening device, including a horizontal plate, the top of the horizontal plate is fixedly connected with a vertical plate, and the left side of the vertical plate is connected with a screw rod for rotation, The outer thread of the screw rod is connected with a connecting plate, the left side of the connecting plate is fixedly connected with two cross bars, the left end of the cross bar is rotatably connected with a connecting rod, and the left end of the connecting rod is rotatably connected with an L-shaped block , the sides of the two L-shaped blocks that are close to each other are fixedly connected with an L-shaped splint, a circular seat is arranged above the horizontal plate, and a drive motor is fixedly connected to the bottom of the circular seat, and the drive motor The end of the output shaft is fixedly connected with a drill pipe, the top of the horizontal plate is fixedly connected with an L-shaped fixed plate, and the top inner wall of the L-shaped fixed plate is fixedly connected with an electric telescopic rod.

Further preferably, the end of the output shaft of the electric telescopic rod is fixedly connected to the top of the circular seat, and the top of the horizontal plate is fixedly connected to a placement plate.

Further preferably, two symmetrical fixed blocks are fixedly connected to the top of the horizontal plate, and cylinder rods are fixedly connected to sides of the two fixed blocks that are close to each other.

Further preferably, round rods are fixedly connected to the inner walls of the two L-shaped blocks adjacent to each other, and the inside of the tube rod is slidably sleeved on the outer side of the corresponding round rod.

Further preferably, the same spring is fixedly connected between the cylinder rod and the corresponding L-shaped block, and the spring is movably sleeved on the outside of the corresponding round rod.

Further preferably, a variable-frequency motor is fixedly connected to the right side of the above-mentioned vertical plate, and the end of the output shaft of the variable-frequency motor is fixedly connected to the right end of the screw rod.

Further preferably, sliders are fixedly connected to the front side and the rear side of the above-mentioned connecting plate, two positioning plates are fixedly connected to the top of the horizontal plate, and two positioning plates are provided on the sides close to each other. chute.

Further preferably, the above-mentioned slider is slidably connected to the corresponding chute, the left end of the screw rod is fixedly connected to the limit block, and the bottom four corners of the horizontal plate are fixedly connected to supporting legs.

Compared with the prior art, the beneficial effect of the utility model is that the frequency conversion motor of the utility model drives the connecting plate to move through the screw rod, the connecting plate squeezes the connecting rod through the cross bar, and the connecting rod drives the L-shaped splint to move through the L-shaped block The brake shoe support is fixed, and the drill pipe is driven to rotate through the driving motor. At the same time, the electric telescopic rod drives the drive motor to move down to open holes for the brake shoe support, which can automatically and quickly clamp and fix the product workpiece, thereby improving the brake. Watteau's aperture efficiency.

Description of drawings

Fig. 1 is the main view three-dimensional structure schematic diagram of the utility model;

Fig. 2 is the rear view three-dimensional structure schematic diagram of the utility model;

Fig. 3 is a schematic diagram of an enlarged three-dimensional structure of area A in Fig. 1;

FIG. 4 is a schematic diagram of an enlarged three-dimensional structure of area B in FIG. 1 .

In the figure: 1. Limiting block; 2. Horizontal plate; 3. Vertical plate; 4. Screw; 5. Connecting plate; 6. Cross bar; 7. Connecting rod; 8. L-shaped block; 9. L-shaped splint; 10. Round seat; 11. Drive motor; 12. Drill pipe; 13. L-shaped fixed plate; 14. Electric telescopic rod; 15. Placement plate; 16. Fixed block; 17. Barrel rod; 18. Round rod; , spring; 20, variable frequency motor; 21, support leg; 22, slider; 23, positioning plate; 24, chute.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

Please refer to Figures 1-4, the utility model provides a technical solution: a brake shoe opening device, including a horizontal plate 2, the top of the horizontal plate 2 is fixedly connected with a vertical plate 3, and the left side of the vertical plate 3 is rotatably connected Screw rod 4 is arranged, and the outer thread of screw rod 4 is connected with connecting plate 5, and the left side of connecting plate 5 is fixedly connected with two crossbars 6, and the left end of crossbar 6 is connected with connecting rod 7 rotatingly, and the left end of connecting rod 7 is connected with connecting rod rotatably. L-shaped blocks 8, the sides of the two L-shaped blocks 8 close to each other are fixedly connected with L-shaped splints 9, the top of the horizontal plate 2 is provided with a circular seat 10, and the bottom of the circular seat 10 is fixedly connected with a drive motor 11, The end of the output shaft of the driving motor 11 is fixedly connected with the drill pipe 12, the top of the horizontal plate 2 is fixedly connected with the L-shaped fixed plate 13, and the top inner wall of the L-shaped fixed plate 13 is fixedly connected with the electric telescopic rod 14, and the electric telescopic rod 14 The end of the output shaft is fixedly connected with the top of the circular seat 10, the top of the horizontal plate 2 is fixedly connected with a placement plate 15, and the top of the horizontal plate 2 is fixedly connected with two symmetrical fixed blocks 16, and the two fixed blocks 16 are close to each other One side of the cylinder rod 17 is fixedly connected, and the connecting plate 5 drives the two cross bars 6 to move, and the cross bar 6 squeezes the connecting rod 7 in the process of moving, and under the action of the extrusion force, the connecting rod 7 moves And rotate, the connecting rod 7 drives the corresponding L-shaped block 8 to move;

In this embodiment, specifically: the inner walls of the two L-shaped blocks 8 close to each other are fixedly connected with a round rod 18, and the inside of the tube rod 17 is slidably sleeved on the outside of the corresponding round rod 18, and the tube rod 17 and The same spring 19 is fixedly connected between the corresponding L-shaped blocks 8, and the spring 19 is movably sleeved on the outside of the corresponding round rod 18. The L-shaped block 8 drives the corresponding round rod 18 to move, and the L-shaped block 8 is moving. Stretch the spring 19 in the middle;

In this embodiment, specifically: the right side of the vertical plate 3 is fixedly connected with a variable frequency motor 20, the end of the output shaft of the variable frequency motor 20 is fixedly connected with the right end of the screw rod 4, and the front side and the rear side of the connecting plate 5 are fixedly connected with The slider 22 is fixedly connected with two positioning plates 23 on the top of the horizontal plate 2, and the sides where the two positioning plates 23 are close to each other are provided with chute 24, the slider 22 is slidably connected with the corresponding chute 24, and the screw rod 4 The left end is fixedly connected with the limit block 1, and the four corners of the bottom of the horizontal plate 2 are fixedly connected with supporting legs 21, and the frequency conversion motor 20 is started, and the operation of the frequency conversion motor 20 drives the screw 4 to rotate, and the rotation of the screw 4 drives the connecting plate 5 to move to the left, and the connecting plate 5 The two sliders 22 are driven to move, and the sliders 22 slide in the corresponding chute 24 .

When the utility model is working: when in use, the brake shoe holder is placed on the top of the placement plate 15. When the brake shoe holder needs to be fixed, the frequency conversion motor 20 is started, and the frequency conversion motor 20 drives the screw rod 4 to rotate, and the screw rod 4 rotates to drive The connecting plate 5 moves to the left, the connecting plate 5 drives the two sliders 22 to move, and the sliding blocks 22 slide in the corresponding chute 24, the connecting plate 5 drives the two cross bars 6 to move, and the cross bars 6 are opposite to each other in the process of moving. The connecting rod 7 is extruded, and under the action of the extrusion force, the connecting rod 7 moves and rotates, the connecting rod 7 drives the corresponding L-shaped block 8 to move, the L-shaped block 8 drives the corresponding round rod 18 to move, and the L-shaped block 8 In the process of moving, the spring 19 is stretched, and the L-shaped block 8 drives the corresponding L-shaped splint 9 to move, so that the two L-shaped splints 9 move toward each other and fix the brake shoe holder. When opening the hole, start the driving motor 11, the driving motor 11 works to drive the drill pipe 12 to rotate, and then starts the electric telescopic rod 14, the electric telescopic rod 14 works to drive the circular seat 10 to move downward, and the circular seat 10 drives the driving motor 11 to Moving down, the driving motor 11 drives the drill rod 12 to rotate and moves down to process the opening of the brake shoe holder.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A device for opening a brake shoe holder, comprising a horizontal plate (2), characterized in that: a vertical plate (3) is fixedly connected to the top of the horizontal plate (2), and the left side of the vertical plate (3) A screw (4) is connected in rotation, and a connecting plate (5) is threaded on the outside of the screw (4), and two cross bars (6) are fixedly connected to the left side of the connecting plate (5). The left end of (6) is rotatably connected with a connecting rod (7), and the left end of the connecting rod (7) is rotatably connected with an L-shaped block (8), and the sides of the two L-shaped blocks (8) close to each other are fixed An L-shaped splint (9) is connected, a circular seat (10) is provided above the horizontal plate (2), and a driving motor (11) is fixedly connected to the bottom of the circular seat (10). The driving motor The end of the output shaft of (11) is fixedly connected with a drill pipe (12), the top of the horizontal plate (2) is fixedly connected with an L-shaped fixed plate (13), and the top inner wall of the L-shaped fixed plate (13) Fixedly connected with electric telescopic link (14). 2. A brake shoe holder opening device according to claim 1, characterized in that: the end of the output shaft of the electric telescopic rod (14) is fixedly connected to the top of the circular seat (10), and the horizontal The top of the board (2) is fixedly connected with a placement board (15). 3. A brake shoe holder hole opening device according to claim 2, characterized in that: the top of the horizontal plate (2) is fixedly connected with two symmetrical fixed blocks (16), and the two fixed blocks (16) The sides close to each other are fixedly connected with cylinder rods (17). 4. A brake shoe holder opening device according to claim 3, characterized in that: a round rod (18) is fixedly connected to the inner wall of the two L-shaped blocks (8) close to each other, so that The inner sliding sleeve of the barrel rod (17) is sleeved on the outer side of the corresponding round rod (18). 5. A brake shoe holder opening device according to claim 4, characterized in that: the same spring (19) is fixedly connected between the barrel rod (17) and the corresponding L-shaped block (8), The spring (19) is movably sleeved on the outside of the corresponding round rod (18). 6. A brake shoe holder opening device according to claim 5, characterized in that: the right side of the riser (3) is fixedly connected with a variable frequency motor (20), and the output of the variable frequency motor (20) The shaft end is fixedly connected with the right end of the screw rod (4). 7. A brake shoe holder opening device according to claim 6, characterized in that: the front side and the rear side of the connecting plate (5) are fixedly connected with sliders (22), and the horizontal plate ( 2) There are two positioning plates (23) fixedly connected to the top, and slide grooves (24) are provided on the sides of the two positioning plates (23) that are close to each other. 8. A brake shoe holder opening device according to claim 7, characterized in that: the slider (22) is slidably connected to the corresponding chute (24), and the left end of the screw (4) is fixedly connected The limit block (1), the four corners of the bottom of the horizontal plate (2) are fixedly connected with supporting legs (21).

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