Double-cylinder clamp balancing device

Abstract

The utility model discloses a double-cylinder clamp balancing device which comprises a connector, a first clamping assembly and a second clamping assembly are arranged on the bottom side of the connector, hydraulic oil cylinders are installed on the two sides of the connector, one end of each hydraulic oil cylinder is connected with a grabbing clamp of the first clamping assembly, and the other end of each hydraulic oil cylinder is connected with a grabbing clamp of the second clamping assembly. The first clamping assembly and the second clamping assembly are the same in structure, and a balance driving assembly is arranged at one end of the connector. The first clamping assembly comprises a connecting shaft rotationally connected with the bottom side of the connector, the outer wall of the connecting shaft is fixedly connected with a grabbing clamp, one end of the connecting shaft is fixedly connected with a driven gear, and a driving gear is arranged on one side of the driven gear. The balance driving assembly comprises a driving motor fixed to one end of the connector, a shaft of the driving motor is fixedly connected with a driving gear, and the driving gear is connected with the driven gear in an engaged mode. According to the device, the synchronism of grabbing and clamping movement of the first clamping assembly and the second clamping assembly can be improved, and the balance of the device in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil cylinder clamps, in particular to a double-cylinder clamp balancing device. Background Art

[0002] The cylinder clamp is suitable for the disassembly, assembly, transportation and stacking of the mechanical telescopic cylinder of the hydraulic support of coal mine comprehensive mining. It is safe and efficient, saves manpower and reduces the labor intensity of workers.

[0003] In order to ensure the synchronization of the two jaws, the existing cylinder clamp modifies the traditional single cylinder structure into the existing double cylinder mechanism. Although the synchronization and balance of the two jaws are improved, the power of the cylinder needs to ensure the stability of the hydraulic oil pressure, which causes the two jaws of the cylinder clamp to still be unbalanced and needs to be improved. Utility Model Content

[0004] The utility model aims to provide a double-cylinder clamp balancing device to solve the problem that the double-cylinder clamp proposed in the background art is prone to imbalance and asynchronism of the two clamping jaws due to unstable hydraulic oil pressure.

[0005] To achieve the above object, the utility model provides the following technical solutions: a double-cylinder clamp balancing device, comprising a connector, a first clamping assembly and a second clamping assembly are arranged on the bottom side of the connector, the first clamping assembly and the second clamping assembly have the same structure, and a balancing drive assembly is arranged at one end of the connector;

[0006] The first clamping assembly includes a connecting shaft rotatably connected to the bottom side of the connecting head, a grabbing clamp is fixedly connected to the outer wall of the connecting shaft, a driven gear is fixedly connected to one end of the connecting shaft, and a driving gear is arranged on one side of the driven gear;

[0007] The balance drive assembly comprises a drive motor fixed at one end of the connector, a driving gear is fixedly connected to the shaft of the drive motor, and the driving gear is meshedly connected with the driven gear.

[0008] Preferably, hydraulic cylinders are installed on both sides of the connecting head, and one end of the hydraulic cylinders is respectively connected to the grabbing clamps of the first clamping assembly and the second clamping assembly.

[0009] Preferably, one end of the connector is fixedly connected to a mounting frame, and the bottom of the mounting frame is fixedly connected to a driving motor.

[0010] Preferably, a cleaning assembly is provided at one end of the connector, and the cleaning assembly is located at the bottom of the driven gear and the driving gear.

[0011] Preferably, the cleaning assembly comprises a fixing frame fixed to one end of the connector, and both sides of the fixing frame are arc-shaped structures.

[0012] Preferably, a cleaning brush is inserted into the inner side of the fixing frame, and the cleaning brush is fixed to the fixing frame by glue.

[0013] Preferably, one end of the cleaning brush is inserted into the tooth pitch of the driven gear and the driving gear.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The device can improve the synchronization of the clamping movements of the first clamping assembly and the second clamping assembly, thereby improving the balance of the device during use.

[0016] (2) The device fixes a driven gear on the connecting shaft of the gripping clamps of the first gripping assembly and the second gripping assembly so that the driven gear is meshed and connected with the driving gear on the driving motor. The driving motor and the hydraulic cylinder can work synchronously, thereby assisting the gripping clamp in clamping and lowering, thereby avoiding the problem of the two auxiliary gripping clamps being out of sync due to unstable oil pressure in the hydraulic cylinder.

[0017] (3) The device arranges cleaning brushes at the bottom of the driving gear and the driven gear, so that during the rotation of the driving gear and the driven gear, a part of the dust can be cleaned by contact with the cleaning brush, thereby reducing the accumulation of dust on the surface of the driving gear and the driven gear, and ensuring the normal use of the driving gear and the driven gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a double-cylinder clamp balancing device of the utility model;

[0019] Figure 2 This is a cross-sectional view of the driving gear of a double-cylinder clamp balancing device of the utility model;

[0020] Figure 3 The utility model is a double cylinder clamp balancing device Figure 2 Enlarged view of point A in the middle.

[0021] In the figure: 1. Connector; 2. Balance drive assembly; 21. Mounting frame; 22. Drive motor; 3. Hydraulic cylinder; 4. First clamping assembly; 41. Driven gear; 42. Connecting shaft; 43. Grab clamp; 44. Driving gear; 5. Second clamping assembly; 6. Cleaning assembly; 61. Fixing frame; 62. Cleaning brush. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] See also Figure 1-3 The utility model provides a technical solution: a double-cylinder clamp balancing device, including a connector 1, a first clamping assembly 4 and a second clamping assembly 5 are arranged on the bottom side of the connector 1, hydraulic cylinders 3 are installed on both sides of the connector 1, and one end of the hydraulic cylinders 3 is respectively connected to the grabbing clamps 43 of the first clamping assembly 4 and the second clamping assembly 5; this structure can push the grabbing clamps 43 to open and close through the hydraulic cylinders 3; one end of the connector 1 is fixedly connected to a mounting frame 21, and the bottom of the mounting frame 21 is fixedly connected to a driving motor 22; this structure can ensure the stability of the driving motor 22 during use; one end of the connector 1 is provided with a cleaning assembly 6, and the cleaning assembly 6 is located at the bottom of the driven gear 41 and the driving gear 44; the cleaning assembly 6 includes a fixing frame 61 fixed to one end of the connector 1, Both sides of the fixing frame 61 are arc-shaped structures; this structure can make the cleaning brush 62 contact with the driving gear 44 and the two sets of driven gears 41; a cleaning brush 62 is inserted into the inner side of the fixing frame 61, and the cleaning brush 62 and the fixing frame 61 are fixed by glue; this structure can ensure the stable connection between the cleaning brush 62 and the fixing frame 61; one end of the cleaning brush 62 is inserted in the tooth pitch of the driven gear 41 and the driving gear 44; the cleaning brush 62 of this structure can contact the driven gear 41 and the driving gear 44 during the rotation of the driven gear 41 and the driving gear 44, so that part of the dust on the driven gear 41 and the driving gear 44 can be brushed off to achieve the purpose of cleaning the dust; the first clamping component 4 has the same structure as the second clamping component 5, and a balancing drive component 2 is provided at one end of the connector 1;

[0024] The first clamping assembly 4 includes a connecting shaft 42 rotatably connected to the bottom side of the connector 1, a grabbing clamp 43 is fixedly connected to the outer wall of the connecting shaft 42, one end of the connecting shaft 42 is fixedly connected to a driven gear 41, and a driving gear 44 is provided on one side of the driven gear 41;

[0025] The balancing drive assembly 2 includes a driving motor 22 fixed at one end of the connecting head 1, and a driving gear 44 is fixedly connected to the shaft of the driving motor 22, and the driving gear 44 is meshed with the driven gear 41; the device can drive the driving gear 44 to rotate through the driving motor 22, so that the driving gear 44 drives the driven gear 41 on the grabbing clamp 43 of the first clamping assembly 4 and the second clamping assembly 5 to rotate, thereby assisting the grabbing clamp 43 to open and close when the hydraulic cylinder 3 pushes the grabbing clamp 43 to work, thereby ensuring the stability of the grabbing clamp 43 during the opening and closing process; during use, the connecting head 1 of the device can be installed on mechanical equipment such as a forklift.

[0026] Working principle: When using the double-cylinder clamp balancing device, if the grabbing clamps 43 of the first clamping component 4 and the second clamping component 5 need to be opened, the hydraulic cylinder 3 and the driving motor 22 can be started at the same time, so that the hydraulic cylinder 3 drives the grabbing clamps 43 to open to both sides, and the driving motor 22 drives the driving gear 44 to rotate. The driving gear 44 pushes the driven gear 41 on the grabbing clamps 43 of the first clamping component 4 and the second clamping component 5 to rotate during the rotation, so that the driven gear 41 drives the grabbing clamp 43 to open during the rotation. If the grabbing clamp 43 needs to be closed, the driving motor 22 can be driven to rotate in the opposite direction. At the same time, the hydraulic cylinder 3 pushes the grabbing clamp 43 to close slowly, and the driving gear 44 and the driven gear 41 will contact and rub with the cleaning brush 62 during the rotation, so that the dust on the surface of the driving gear 44 and the driven gear 41 will be brushed off during the friction process, so as to achieve the purpose of cleaning the driving gear 44 and the driven gear 41, and ensure the service life of the driving gear 44 and the driven gear 41.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A double-cylinder clamp balancing device, comprising a connector (1), characterized in that: A first clamping assembly (4) and a second clamping assembly (5) are arranged on the bottom side of the connector (1); the first clamping assembly (4) and the second clamping assembly (5) have the same structure; and a balancing drive assembly (2) is arranged at one end of the connector (1); The first gripping assembly (4) comprises a connecting shaft (42) rotatably connected to the bottom side of the connecting head (1), a gripping clamp (43) being fixedly connected to the outer wall of the connecting shaft (42), a driven gear (41) being fixedly connected to one end of the connecting shaft (42), and a driving gear (44) being arranged on one side of the driven gear (41); The balancing drive assembly (2) comprises a driving motor (22) fixed to one end of the connector (1), a driving gear (44) is fixedly connected to the shaft of the driving motor (22), and the driving gear (44) is meshingly connected to the driven gear (41).

2. A double-cylinder clamp balancing device according to claim 1, characterized in that: Hydraulic cylinders (3) are installed on both sides of the connecting head (1), and one end of the hydraulic cylinder (3) is respectively connected to the gripping clamps (43) of the first gripping assembly (4) and the second gripping assembly (5).

3. A double-cylinder clamp balancing device according to claim 1, characterized in that: One end of the connector (1) is fixedly connected to a mounting frame (21), and the bottom of the mounting frame (21) is fixedly connected to a driving motor (22).

4. A double-cylinder clamp balancing device according to claim 1, characterized in that: A cleaning assembly (6) is provided at one end of the connector (1), and the cleaning assembly (6) is located at the bottom of the driven gear (41) and the driving gear (44).

5. A double-cylinder clamp balancing device according to claim 4, characterized in that: The cleaning assembly (6) comprises a fixing frame (61) fixed to one end of the connecting head (1), and both sides of the fixing frame (61) are arc-shaped structures.

6. A double-cylinder clamp balancing device according to claim 5, characterized in that: A cleaning brush (62) is inserted into the inner side of the fixing frame (61), and the cleaning brush (62) and the fixing frame (61) are fixed by glue.

7. A double-cylinder clamp balancing device according to claim 6, characterized in that: One end of the cleaning brush (62) is inserted into the tooth pitch of the driven gear (41) and the driving gear (44).

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