Log grapple with adjustable shaft distance
By introducing a spacing adjustment device and a connecting rod structure into the wood grabbing, the fixed installation shaft spacing problem in the prior art is solved, and the adaptation of the wood grabbing to various excavators and the expansion of the gripping range of the wood grabbing is achieved.
Patent Information
- Application Number
- CN202421098226.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The installation shaft spacing of wood grabbers on the existing market is fixed and cannot adapt to the installation shaft spacing of different excavator sticks, resulting in wood grabbers that can only be suitable for specific types of excavators.
A wood grabber with an adjustable shaft pitch of the mount, a first jaw, a second jaw and a hydraulic cylinder is designed, and the first jaw and the second jaw are opened through a spacing adjustment device and a connecting rod structure. The angle is larger and suitable for excavators of different spacings.
It realizes the adaptability of the wood grabber with multiple spacings, expands the grasping range, and is suitable for excavator sticks of various spacings.
Smart Images
Figure CN222349794U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of wood grabbers, in particular to a wood grabber with adjustable axle spacing. Background Art
[0002] The wood grapple is one of the working devices of the excavator. It is one of the accessories of the excavator working device that is independently designed, developed and manufactured for the specific working needs of the excavator. Usually, the bucket on the excavator arm is removed and the wood grapple is installed. The wood grapple and the arm are mainly connected through two mounting shafts. The mounting shaft spacing of the wood grapple on the market is fixed, while the mounting shaft spacing of different excavator arms is different, so the wood grapple can only be used for excavators with the same mounting shaft spacing as itself. Utility Model Content
[0003] The utility model provides a wood grabber with adjustable axle spacing, which is used to solve the above technical problems.
[0004] A wood grabber with adjustable axis spacing comprises a mounting seat, a first clamping jaw, a second clamping jaw and a hydraulic cylinder, wherein the mounting seat is provided with a first mounting axis and a second mounting axis, the mounting seat is provided with a spacing adjustment device, the spacing adjustment device comprises a rotating axis and an axis fixing plate, the second mounting axis is located in the rotating axis, the axis fixing plate is provided with an axis hole and a slot, the mounting seat is provided with a screw, the screw is located in the slot, and the second mounting axis is located in the axis hole.
[0005] Furthermore, the first clamping jaw is fixedly arranged on the mounting seat, the second clamping jaw is connected to the mounting seat via a rotating shaft, and one end of the second clamping jaw is connected to the hydraulic cylinder.
[0006] Furthermore, the first clamping jaw and the second clamping jaw are connected to the mounting seat via a rotating shaft, one end of the second clamping jaw is connected to the hydraulic cylinder, and a connecting rod is provided between the first clamping jaw and the second clamping jaw.
[0007] Furthermore, grabbing teeth are provided on the inner sides of the first clamping jaw and the second clamping jaw.
[0008] Compared with the prior art, the utility model has the following beneficial effects: the spacing of the mounting shafts can be adjusted by the spacing adjustment device, so that the wood grabber can be adapted to excavators with various different spacings; the first jaw and the second jaw are connected by a connecting rod, so that the opening angle of the first jaw and the second jaw is larger and the gripping range is wider. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 This is a schematic diagram of Example 1 of the utility model.
[0010] Figure 2 This is an internal structure diagram of Example 1 of the utility model.
[0011] Figure 3 This is an internal structure diagram of Example 2 of the utility model.
[0012] Figure numerals: 1. mounting seat, 2. first clamping jaw, 3. second clamping jaw, 4. first mounting shaft, 5. second mounting shaft, 6. rotating shaft, 7. shaft fixing plate, 8. slot, 9. screw, 10. hydraulic cylinder, 11. rotating shaft, 12. connecting rod, 13. grabbing tooth. DETAILED DESCRIPTION
[0013] In the description of the present utility model, it is necessary to understand that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features.
[0014] In the description of the present invention, unless otherwise specified, “plurality” means two or more.
[0015] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.
[0016] Embodiment 1
[0017] A wood grabber with adjustable axis spacing comprises a mounting base 1, a first clamping jaw 2, a second clamping jaw 3 and a hydraulic cylinder 10, wherein the mounting base 1 is provided with a first mounting axis 4 and a second mounting axis 5, and the mounting base 1 is provided with a spacing adjustment device, wherein the spacing adjustment device comprises a rotating axis 6 and an axis fixing plate 7, wherein the second mounting axis 5 is located in the rotating axis 6, and the axis fixing plate 7 is provided with an axis hole and a slot 8, wherein the mounting base 1 is provided with a screw 9, wherein the screw 9 is located in the slot 8, and the second mounting axis 5 is located in the axis hole, wherein the first clamping jaw 2 is fixedly arranged on the mounting base 1, and the second clamping jaw 3 is connected to the mounting base 1 via a rotating shaft 11, and one end of the second clamping jaw 3 is connected to the hydraulic cylinder 10.
[0018] In this embodiment, the first clamping jaw 2 is fixed on the mounting seat 1, and the hydraulic cylinder 10 is connected to the second clamping jaw 3 and controls the second clamping jaw 3 to open and close to realize the gripping function. The position of the first mounting shaft 4 is fixed, and the spacing adjustment device is used to adjust the position of the second mounting shaft 5. The second mounting shaft 5 is located inside the rotating shaft 6, and the rotating shaft 6 can rotate. During the installation process of the rotating shaft 6, the second mounting shaft 5 rotates accordingly, so that the spacing between the first mounting shaft 4 and the second mounting shaft 5 changes. The shaft fixing plate 7 is provided with a shaft hole and a slot 8, and the second mounting shaft 5 is located in the shaft hole. The slot 8 is provided with a screw 9, and the screw 9 is provided on the mounting seat 1. When the rotating shaft 6 rotates, the shaft fixing plate 7 also rotates accordingly. Adjust the rotating shaft 6 so that the spacing between the first mounting shaft 4 and the second mounting shaft 5 is adjusted to the required spacing, tighten the screw 9 to clamp the shaft fixing plate 7 so that the position of the rotating shaft 6 is fixed to prevent the rotating shaft 6 from rotating during operation.
[0019] Embodiment 2
[0020] like Figure 3 As shown, in this embodiment, the spacing adjustment device is the same as that in the first embodiment, the first jaw 2 and the second jaw 3 are connected to the mounting base 1 through the rotating shaft 11, one end of the second jaw 3 is connected to the hydraulic cylinder 10, a connecting rod 12 is provided between the first jaw 2 and the second jaw 3, and grabbing teeth 13 are provided on the inner sides of the first jaw 2 and the second jaw 3.
[0021] The hydraulic cylinder 10 drives the second clamping jaw 3 to rotate with the rotating shaft 11 as the center. During the rotation process, the second clamping jaw 3 drives the first clamping jaw 2 to rotate through the connecting rod 12. Compared with the first embodiment, the opening angle of the first clamping jaw 2 and the second clamping jaw 3 in the second embodiment is larger and the gripping range is wider. The grabbing teeth 13 can better clamp the wood.
[0022] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A wood grabber with adjustable axis spacing, comprising a mounting base (1), a first clamping jaw (2), a second clamping jaw (3) and a hydraulic cylinder (10), wherein the mounting base (1) is provided with a first mounting axis (4) and a second mounting axis (5), characterized in that: The mounting seat (1) is provided with a spacing adjustment device, the spacing adjustment device comprising a rotating shaft (6) and a shaft fixing plate (7), the second mounting shaft (5) is located in the rotating shaft (6), the shaft fixing plate (7) is provided with a shaft hole and a slot (8), the mounting seat (1) is provided with a screw (9), the screw (9) is located in the slot (8), and the second mounting shaft (5) is located in the shaft hole.
2. A wood grabber with adjustable axle spacing according to claim 1, characterized in that: The first clamping jaw (2) is fixedly arranged on the mounting seat (1), the second clamping jaw (3) is connected to the mounting seat (1) via a rotating shaft (11), and one end of the second clamping jaw (3) is connected to the hydraulic cylinder (10).
3. A wood grabber with adjustable axle spacing according to claim 1, characterized in that: The first clamping jaw (2) and the second clamping jaw (3) are connected to the mounting seat (1) via a rotating shaft (11); one end of the second clamping jaw (3) is connected to a hydraulic cylinder (10); and a connecting rod (12) is provided between the first clamping jaw (2) and the second clamping jaw (3).
4. A wood grabber with adjustable axle spacing according to claim 3, characterized in that: Grasping teeth (13) are provided on the inner sides of the first clamping jaw (2) and the second clamping jaw (3).