CN206952083U - A kind of track chain provision for disengagement - Google Patents

Abstract

The utility model relates to the technical field of mechanical tool maintenance, in particular to a crawler chain removal device, which includes a bracket, and the bracket is sequentially provided with a first pressure plate, a fixed plate and a second pressure plate along the axial direction thereof, and the first pressure plate and the second pressing plate can move relative to the axial direction of the bracket, the fixing plate is fixedly connected with the bracket, the second pressing plate is provided with a jack fixing seat, and the jack fixing seat is provided with a jack , the fixed plate is provided with a fixed plate hole, and the top of the jack passes through the fixed plate hole and extends between the fixed plate and the first pressure plate, and the first pressure plate is provided with the The fixing plate hole is coaxial with the pressure plate hole; the bracket is also provided with a first locking device and a second locking device. The utility model has the advantages of simple structure, firmness and durability, convenient operation and strong practicability, and can solve the problems of long manual disassembly of the existing track chains, easily damaged chains and high difficulty.

Description

A crawler chain removal device

technical field

The utility model relates to the technical field of mechanical tool maintenance, in particular to a crawler belt chain removal device.

Background technique

In the process of mechanical transmission, because the chain drive has no elastic sliding and slipping, it can maintain an accurate average transmission ratio, requires less tension, and the pressure on the shaft is also small, which can reduce the friction loss of the bearing. When the drive wheel and the slave When the center distance of the driving wheel is required to be large, its transmission structure is simple, and it can work under harsh environmental conditions such as high temperature and oil pollution, and is widely used in agriculture, transportation and manufacturing.

However, under long-time working and overload conditions, fatigue damage and overload breaking of the chain will inevitably occur, so it is necessary to check and replace damaged pins or chain plates frequently. In the disassembly of crawler chains in the past, traditional methods are generally used. This traditional method is to use ordinary tools such as hammers and pliers to knock the chain pins to achieve the purpose of disassembly. However, this traditional method often results in the required time. It is long and easy to cause physical deformation of the chain, resulting in damage; moreover, because the chain is often severely worn or even deformed in actual work, the disassembly method and difficulty of disassembly are different for different sizes and types of chains, which also causes problems for manual disassembly. great difficulty.

Utility model content

(1) Technical problems to be solved

The utility model provides a crawler chain dismounting device, which is used to solve the problems of long manual disassembly of the existing crawler chains, easily damaged chains and high difficulty.

(2) Technical solution

In order to solve the above-mentioned technical problems, the utility model provides a crawler chain removal device, which includes a bracket, and a first pressing plate, a fixing plate and a second pressing plate are sequentially arranged on the supporting bracket along its height direction, and the first pressing plate and the The second pressing plate can move relative to the height direction of the bracket, the fixing plate is fixedly connected with the bracket, the second pressing plate is provided with a jack fixing seat, the jack fixing seat is provided with a jack, the The fixed plate is provided with a fixed plate hole, and the top of the jack passes through the fixed plate hole and extends between the fixed plate and the first pressure plate, and the first pressure plate is provided with the fixed plate hole. Coaxial pressure plate holes; the bracket is also provided with a first locking device for fixing the first pressure plate and a second locking device for fixing the second pressure plate.

Wherein, the bracket is composed of at least two parallel screw rods.

Wherein, the frame structure is composed of four screws.

Wherein, each screw is provided with a screw sleeve at a position between the first pressure plate and the fixing plate, and the screw sleeve is fixedly connected with the fixing plate.

Wherein, each of the screw rods is provided with a first locking nut and a second locking nut, the first locking nut is arranged on the side of the first pressing plate away from the fixing plate, and the second locking nut The locking nut is arranged on a side of the second pressing plate away from the fixing plate.

Wherein, one side of the bracket is provided with a fixed baffle, and the fixed baffle is fixedly connected with the two screw sleeves on one side of the bracket.

Wherein, the jack is a mechanical jack.

Wherein, a handle is provided on one side of the first pressing plate.

Wherein, the fixed connection is welding.

(3) Beneficial effects

Compared with the prior art, the crawler chain dismantling device provided by the utility model has the following characteristics:

The track chain removal device provided by the utility model, through the mutual cooperation of the first pressure plate, the fixed plate and the second pressure plate on the bracket, and a jack is arranged on the second pressure plate, when the chain is disassembled, the chain is locked on the first pressure plate and the second pressure plate. between the fixed plates, and ensure that the pin shaft on the chain to be disassembled is aligned with the pressure plate hole, and the pin shaft is released from the chain through the action of the jack, which can realize the fast and accurate disassembly of the track chain, and its structure is simple, strong and durable , Easy to operate, strong practicability, can solve the problems of long time-consuming manual disassembly of existing crawler chains, easily damaged chains and high difficulty, greatly save manpower and material resources in the chain disassembly and assembly of construction machinery crawler equipment, and have a wide range of applications The market prospects and economic benefits are particularly prominent in cluster construction machinery and equipment.

Description of drawings

Fig. 1 is the front view of the crawler chain dismantling device provided by the utility model;

Fig. 2 is the side view of the crawler belt chain removal device provided by the utility model;

Fig. 3 is the top view of the crawler chain dismantling device provided by the utility model;

In the figure, 1: bracket; 101: screw; 2: first pressure plate; 3: fixed plate; 4: second pressure plate; 5: jack fixing seat; 6: jack; 7: fixed plate hole; 8: pressure plate hole; 9 : screw sleeve; 10: first lock nut; 11: second lock nut; 12: fixed baffle; 13: handle.

Detailed ways

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings. Preferred embodiments of the utility model are provided in the accompanying drawings. The above are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process conversion made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are all included in the scope of patent protection of the utility model in the same way.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used herein in the description of the utility model is only for the purpose of describing specific implementations, and is not intended to limit the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model provides a crawler chain dismounting device, which is used to solve the problems of long manual disassembly of the existing crawler chains, easily damaged chains and high difficulty.

As shown in Figures 1-3, a crawler chain removal device is provided in the embodiment of the utility model, which includes a bracket 1, and a first pressure plate 2, a fixed plate 3 and a second pressure plate 4 are sequentially arranged on the bracket 1 along its height direction, Wherein, both the first pressing plate 2 and the second pressing plate 4 can move relative to the height direction of the bracket 1, and the fixing plate 3 is fixedly connected with the bracket 1, the second pressing plate 4 is provided with a jack fixing seat 5, and the jack fixing seat 5 is provided with There is a jack 6, the fixed plate 3 is provided with a fixed plate hole 7, and the top of the jack 6 passes through the fixed plate hole 7 and stretches between the fixed plate 3 and the first pressing plate 2, and the first pressing plate 2 is provided with a pressing plate hole 8, and The fixing plate hole 8 and the fixing plate hole 7 on the fixing plate 3 remain coaxial; the support 1 is also provided with a first locking device and a second locking device, the first locking device is used to fix the first pressing plate 2, and the second locking device is used to fix the first locking device. The locking device is used to fix the second pressing plate 4 . The crawler chain removal device of the present utility model can place the chain between the first pressure plate 2 and the fixed plate 3 by moving the position of the first pressure plate 2 on the bracket 1 along the height direction of the bracket 1 when the chain is disassembled. , the chain can be clamped between the first pressure plate 2 and the fixed plate 3 after the pin shaft to be removed is aligned with the fixed plate hole 7 through the first locking device; since the jack 6 is located on the jack fixing seat of the second pressure plate 4 5, by moving the position of the second pressure plate 4, when the top of the jack 6 and the pin shaft to be disassembled are in a proper position, the second pressure plate 4 can be locked by the second locking device; and because the jack 6 can pass through The fixed plate hole 7 stretches between the first pressure plate 2 and the fixed plate 3, and the fixed plate hole 7 and the pressure plate hole 8 are coaxially arranged, therefore, the pin shaft can be disengaged from the chain by starting the jack 6, and the disengaged pin shaft Just pass through the pressure plate hole 8 of the first pressure plate 2 .

The crawler chain dismantling device provided by the utility model has simple structure, strong and durable, convenient operation and strong practicability, and can solve the problems of long manual disassembly of the existing crawler chain, easily damaged chain and high difficulty. The disassembly and assembly of the chain greatly saves manpower and material resources, and has broad market prospects and economic benefits, especially in cluster construction machinery and equipment.

In this embodiment, in order to save material and simplify the structure, the bracket 1 is composed of at least two parallel screw rods 101 . It can be understood that the bracket 1 is composed of four screw rods 101 to form a skeleton structure, that is, four parallel screw rods 101 form a rectangular or square structure. Moreover, the first pressing plate 2, the fixed plate 3 and the second pressing plate 4 are arranged in sequence along the axial direction of the screw rod 101, and both the first pressing plate 2 and the second pressing plate 4 can move along the axial direction of the screw rod 101; Fixed connection.

In this embodiment, each screw rod 101 is provided with a first locking nut 10 and a second locking nut 11, the first locking nut 10 is arranged on the side of the first pressing plate 2 away from the fixing plate 3, and the second locking nut 10 Clamping nut 11 is arranged on the side of second pressing plate 4 away from fixed plate 3, promptly explains according to what is shown in the figure, each screw rod 101 is placed vertically, and screw rod 101 is provided with first pressing plate 2, first pressing plate successively from top to bottom. The fixed plate 3 and the second pressing plate 4, the first pressing plate 2 and the second pressing plate 4 can move up and down relative to the screw rod 101, in order to move the first pressing plate 2 and the second pressing plate after the positions of the first pressing plate 2 and the second pressing plate 4 The two pressing plates 4 are fixed, the first locking nut 10 is arranged on the screw rod 101 and is located at the top of the first pressing plate 2 , and the second locking nut is arranged on the screw rod 101 and is located at the bottom of the second pressing plate 4 .

The crawler chain removal device of the utility model can realize the position locking of the first pressing plate and the second pressing plate after moving through the effective cooperation of the screw rod and the nut, simplify the overall structure, improve the convenience of operation and improve the working efficiency.

In this embodiment, in order to ensure the stability of the structure, a screw sleeve 9 is provided on the outer side of each screw 101, wherein the screw sleeve 9 is located at the position between the first pressing plate 2 and the fixed plate 3, and the screw sleeve 9 is connected with the fixed plate. The top of plate 3 is fixedly connected.

In this embodiment, because the surrounding environment of the dismantling site is poor, there are oily or muddy states, one side of the bracket 1 is provided with a fixed baffle 12, and the fixed baffle 12 is fixedly connected to the two screw sleeves 9 on one side of the bracket 1 , by fixing the baffle plate 12, the disassembly chain can be shielded, thereby reducing the influence of the external environment on the disassembly operation.

In this embodiment, the crawler chain dismantling device of the present invention is in a recumbent state during the specific operation process, that is, each screw rod is placed horizontally to dismantle the chain, and the jack 6 is a mechanical jack. By pulling the handle of the mechanical jack, the pin shaft is released from the chain.

In this embodiment, in order to facilitate the retraction of the crawler chain dismounting device, a handle 13 is provided on one side of the first pressure plate 2. Through the handle 13 on the first pressure plate 2, when the staff needs to disassemble the crawler chain, they can Easy to lift and place.

It can be understood that, in order to realize the above-mentioned fixed connection method, welding can be used, and the connection between the screw rod and the fixed plate, the connection between the screw sleeve and the fixed plate, and the connection between the screw sleeve and the fixed baffle can be realized by welding.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (9)

1. A crawler belt chain dismounting device, characterized in that it comprises a bracket, and the bracket is sequentially provided with a first pressing plate, a fixing plate and a second pressing plate along its height direction, and the first pressing plate and the second pressing plate are both Can move relative to the axial height direction of the bracket, the fixed plate is fixedly connected with the bracket, the second pressing plate is provided with a jack fixing seat, the jack fixing seat is provided with a jack, and the fixing plate A fixing plate hole is provided, and the top of the jack passes through the fixing plate hole and extends into between the fixing plate and the first pressing plate, and the first pressing plate is provided with a hole coaxial with the fixing plate hole. Pressing plate holes; the bracket is also provided with a first locking device for fixing the first pressing plate and a second locking device for fixing the second pressing plate. 2. The crawler chain removal device according to claim 1, characterized in that, the bracket is composed of at least two parallel screw rods. 3. The crawler chain removal device according to claim 2, characterized in that, the frame structure is composed of four screws. 4. The crawler chain dismounting device according to claim 3, characterized in that, the position between the first pressure plate and the fixed plate of each of the screw rods is provided with a screw sleeve, and the screw sleeve is connected to the fixed plate. The above-mentioned fixed plate is fixedly connected. 5. The crawler chain removal device according to claim 4, characterized in that, each screw rod is provided with a first locking nut and a second locking nut, and the first locking nut is arranged on the second locking nut. On a side of a pressing plate away from the fixing plate, the second locking nut is arranged on a side of the second pressing plate away from the fixing plate. 6. The crawler chain removal device according to claim 4, characterized in that, one side of the bracket is provided with a fixed baffle, and the fixed baffle is fixedly connected with the two screw sleeves on one side of the bracket . 7. The crawler chain removal device according to any one of claims 1-6, wherein the jack is a mechanical jack. 8. The crawler chain removal device according to any one of claims 1-6, wherein a handle is provided on one side of the first pressing plate. 9. The crawler chain removal device according to any one of claims 1-6, characterized in that the fixed connection is welding.