Automatic adjusting type trolley braking device

Abstract

The utility model discloses an automatic adjusting type trolley braking device, which relates to the technical field of tire production equipment, and comprises a main body, a supporting column and a braking band-type brake, the main body is fixed on one side of a station frame, and a front-back mounting groove is formed in the main body; the supporting column slidably penetrates through the front part of the mounting groove, and the rear end is connected with the rear part of the mounting groove through two pressure springs; the braking band-type brake is mounted at the front end of the supporting column, and a damping roller matched with the wheel edge of the storage wheel is mounted on an output shaft of the braking band-type brake; a rocker capable of swinging left and right is hinged to the rear side of the top of the supporting column, a first sliding groove in sliding fit with the rocker is formed in the top of the mounting groove and parallel to the supporting column, and a clamping groove communicated with the first sliding groove is formed in one side of the rear end of the first sliding groove. The pressure spring is used for replacing an air cylinder to push the damping roller to stretch out, so that the stroke of the device can be automatically adjusted according to the distance between the device and the trolley storage wheel, and the device can be suitable for trolleys of different specifications.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tire production equipment technical field, concretely relates to a kind of automatic adjustment type trolley brake device. BACKGROUND

[0002] In tire production, the guide opening brake device of trolley can greatly reduce the problems such as tensile deformation, deviation, wrinkle or rupture of the material on trolley in guide opening process due to improper tension control, so as to ensure the precision, quality and production efficiency of tire forming process.

[0003] The existing brake device is generally swing brake driven by air cylinder and linear reciprocating brake, and its stroke is certain;However, trolley is provided with multiple specifications, and the distance between storage wheel and brake of trolley of different specifications is also different after entering guide opening station, so the existing brake device is not suitable for trolleys of different specifications, and has use limitation.

[0004] Therefore, it is urgent to develop a brake device with automatic stroke adjustment. UTILITY MODEL CONTENTS

[0005] The utility model aims at the defects of prior art, and provides an automatic adjustment type trolley brake device.

[0006] The technical scheme of the utility model is as follows: an automatic adjustment type trolley brake device, which comprises a main body, a supporting column and a brake band brake, the main body is fixed on one side of a station frame, and a front-to-back installation slot is formed in the main body;The supporting column slides through the front part of the installation slot, and the rear end of the supporting column is connected with the rear part of the installation slot through at least one compression spring;The brake band brake is installed at the front end of the supporting column, a damping roller for cooperating with the wheel edge of the storage wheel is installed on the output shaft of the brake band brake;A rocker that can swing left and right is hinged to the top rear side of the supporting column, a first sliding groove that slidably cooperates with the rocker is formed in the top of the installation slot, and the first sliding groove is arranged in parallel with the supporting column, and a clamping groove that communicates with the first sliding groove is formed in the rear end side of the first sliding groove.

[0007] Preferably, the utility model further comprises a linkage rod and a brake side brake opener, the linkage rod penetrates through one side of the installation slot, one end of the linkage rod is fixedly connected with the side of the supporting column, and the other end of the linkage rod is fixedly connected with the rear end of the brake side brake opener;A second sliding groove that slidably cooperates with the linkage rod is formed in the side of the installation slot, and the second sliding groove is arranged in parallel with the supporting column.

[0008] Preferably, the brake side brake opener comprises a matched fixed sleeve and a supporting rod, the rear end of the fixed sleeve is fixedly connected with the outer end of the linkage rod, the rear part of the supporting rod is detachably inserted into the fixed sleeve, the front end of the supporting rod extends forward beyond the damping roller, and the supporting rod is arranged in parallel with the supporting column.

[0009] Preferably, the rear part of the support rod is inserted into the fixing sleeve, and the fixing sleeve is threaded with a set screw for locking the support rod.

[0010] Preferably, the mounting groove has an opening at the front, and a fixing plate can be detachably installed at the opening; the support column slides through the fixing plate.

[0011] Preferably, a slider is fixed to the rear end of the support column, and the slider is slidably installed in the mounting groove.

[0012] Preferably, the braking brake is a pneumatic brake.

[0013] Compared with the prior art, this utility model has the following advantages:

[0014] This device uses a compression spring instead of a cylinder to push the damping roller out, so the stroke of this device can be automatically adjusted according to the distance between it and the trolley storage wheel, thus making it suitable for trolleys of different specifications; the position of the damping roller and the support rod can be locked by the cooperation of the rocker arm and the slot, so that the trolley can smoothly enter the work position. Attached Figure Description

[0015] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0016] Figure 2 for Figure 1 A cross-sectional view.

[0017] In the diagram: 1. Main body, 101. Mounting groove, 2. Support column, 3. Compression spring, 4. Brake, 5. Damping roller, 6. Rocker arm, 7. First slide groove, 8. Slot, 9. Linkage rod, 10. Second slide groove, 11. Fixing sleeve, 12. Support rod, 13. Set screw, 14. Fixing plate, 15. Slider. Detailed Implementation

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments. Example 1

[0019] Reference Figures 1-2 As shown, an automatic adjustable trolley braking device includes a main body 1, a support column 2, and a brake 4. The main body 1 is fixed to one side of the workstation frame, and a front-to-back mounting groove 101 is provided inside it. The support column 2 slides through the front part of the mounting groove 101, and its rear end is connected to the rear part of the mounting groove 101 through two compression springs 3. The brake 4 is installed at the front end of the support column 2, and a damping roller 5 for cooperating with the wheel edge of the storage wheel is installed on its output shaft. A rocker arm 6 that can swing left and right is hinged to the rear side of the top of the support column 2. A first sliding groove 7 that slides with the rocker arm 6 is provided at the top of the mounting groove 101. The first sliding groove 7 is arranged parallel to the support column 2, and a slot 8 communicating with it is provided on one side of its rear end.

[0020] The device further comprises a linkage rod 9 and a brake-side brake opener, the linkage rod 9 is arranged through one side of the mounting groove 101, one end of the linkage rod 9 is fixedly connected with the side of the supporting column 2, and the other end is fixedly connected with the rear end of the brake-side brake opener; a second sliding groove 10 that is in sliding fit with the linkage rod 9 is formed in the side of the mounting groove 101, and the second sliding groove 10 is arranged in parallel with the supporting column 2.

[0021] The brake-side brake opener comprises a matched fixing sleeve 11 and a supporting rod 12, the rear end of the fixing sleeve 11 is fixedly connected with the outer end of the linkage rod 9, the rear part of the supporting rod 12 is detachably inserted into the fixing sleeve 11, the front end of the supporting rod 12 extends beyond the damping roller 5, and the supporting rod 12 is arranged in parallel with the supporting column 2.

[0022] In use, first, the rocker 6 is pulled back and clamped into the clamping groove 8, the rocker 6 drives the damping roller 5 and the supporting rod 12 to retreat through the supporting column 2, so that the trolley can smoothly enter the working position; after the trolley enters the working position, the rocker 6 is released, the compression spring 3 pushes the supporting column 2 to extend, thereby pushing the damping roller 5 to the material storage wheel of the trolley, and at the same time, the supporting column 2 drives the upper end of the brake-side brake of the trolley through the linkage rod 9, so that the brake-side brake of the trolley is opened; in the guiding opening, the brake band 4 is actuated, and the trolley material storage wheel is braked through the damping roller 5, so as to provide tension for the guiding opening of the material.

[0023] The device drives the damping roller 5 to extend through the compression spring 3 instead of the air cylinder, so the stroke of the device can be automatically adjusted according to the distance between the device and the trolley material storage wheel, thereby being applicable to trolleys of different specifications; the position of the damping roller 5 and the supporting rod 12 can be locked through the cooperation of the rocker 6 and the clamping groove 8, so that the trolley can smoothly enter the working position. Embodiment Two

[0024] As a preferred embodiment of the utility model, the embodiment adds a clamping screw 13, a fixed plate 14 and a sliding block 15 on the basis of the embodiment one, and specifically,

[0025] In the embodiment, the rear part of the supporting rod 12 is inserted into the fixing sleeve 11, and the fixing sleeve 11 is screw-mounted with the clamping screw 13 for locking the supporting rod 12; the clamping screw 13 is arranged to facilitate the installation and adjustment of the supporting rod 12.

[0026] In order to facilitate assembly, the front part of the mounting groove 101 is open, and the front part is detachably mounted with the fixed plate 14; the supporting column 2 is slidingly arranged through the fixed plate 14.

[0027] In order to improve the stability of the supporting column 2 when moving forward and backward, the rear end of the supporting column 2 is fixedly provided with the sliding block 15, and the sliding block 15 is slidingly arranged in the mounting groove 101.

[0028] More specifically, the brake band 4 of the present embodiment is a pneumatic band brake.

[0029] The utility model is not limited to the above-mentioned embodiment, within the knowledge range of the person skilled in the art, still can make various changes under the premise of not departing from the utility model purpose, the changed content still belongs to the protection range of the utility model.

Claims

1. An automatically adjustable dolly brake device, characterized by: The utility model provides a kind of brake caliper, including main body, support column and brake caliper, the main body is fixed in the side of station frame, its inside is opened with front and rear installation slot;The support column is slidably penetrated installation slot front portion, and its rear end is connected with installation slot rear portion by at least one compression spring;The brake caliper is installed in support column front end, and damping roller for cooperating with the rim of storage wheel is installed on its output shaft;The top rear side of support column is hinged with the swingable rocker that can swing left and right, and the top of installation slot is opened with the first sliding slot that is slidably cooperated with rocker, and the first sliding slot is arranged in parallel with support column, and the rear end side of first sliding slot is opened with the clamping slot that is communicated with it.

2. An automatically adjustable dolly brake as defined in claim 1, wherein: It also includes connecting rod and brake side brake opener, the connecting rod is penetrated installation slot side, and one end is fixedly connected with the side of support column, and the other end is fixedly connected with the rear end of brake side brake opener;The side of installation slot is opened with the second sliding slot that is slidably cooperated with connecting rod, and the second sliding slot is arranged in parallel with support column.

3. An automatically adjustable dolly brake as defined in claim 2, wherein: The brake side brake opener includes the fixed sleeve and support rod that are matched, the rear end of fixed sleeve is fixedly connected with the outer end of connecting rod, the rear part of support rod is detachably inserted in fixed sleeve, and the front end of support rod extends beyond damping roller, and support rod is arranged in parallel with support column.

4. An automatically adjustable dolly brake as defined in claim 3, wherein: The rear part of support rod is inserted in fixed sleeve, and the fixed sleeve is screw-mounted with locking screw for locking support rod.

5. An automatically adjustable dolly brake as defined in claim 1, wherein: The front part of installation slot is opened, and fixed plate is detachably installed in the front opening of installation slot;The support column is slidably penetrated fixed plate.

6. An automatically adjustable dolly brake as defined in claim 1, wherein: The rear end of support column is fixed with sliding block, and the sliding block is slidably installed in installation slot.

7. An automatically adjustable dolly brake as defined in claim 1, wherein: The brake caliper is pneumatic brake caliper.

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