CN114012646B - A swing transmission double-head double-way fastening device - Google Patents

Abstract

The invention relates to a swing transmission double-headed double-way fastening device, comprising two ratchet wrenches arranged at intervals, the two ratchet wrenches are connected to the output end of the connecting rod unit, the input end of the connecting rod unit is connected to the output end of the swing unit, the input end of the swing unit is connected to the driving mechanism, the driving mechanism drives the swing unit to swing, and the two ratchet wrenches are connected to rotate synchronously in one direction. The device is composed of the connecting rod unit, the swing unit and the driving mechanism. The output mechanism is used to drive and output circumferential torque; the device works reliably and can be applied to the installation of puncture clamps with a torque nut spacing of 27mm; moreover, the device is designed with a shell that conforms to the actual working environment, increasing the comfort of use and environmental adaptability.

Description

A swing transmission double-head double-way fastening device

technical field

The invention relates to the technical field of electric tools, in particular to a double-head and double-way fastening device for swing transmission.

Background technique

Torque wrench is a new type of hand-held tool used to tighten and disassemble various types of threaded fasteners. It has the significance of realizing efficient mechanization of small manual assembly and manufacturing. It is widely used in various engineering projects or industries such as railway track installation and maintenance, building construction, and cable installation.

In the double-bolt puncture clamp commonly used in high-voltage lines, during the actual use of the puncture clamp, especially during the installation process of the 27mm torque nut puncture clamp, a single-head torque wrench or an ordinary wrench is generally used to screw the single torque nut of the puncture clamp.

Contents of the invention

The purpose of the present invention is to provide a double-headed and double-way fastening device for swing transmission, which can realize synchronous installation of double torsion nuts of a specific wire clamp, and improve operating efficiency and convenience.

In order to achieve the above object, the technical scheme adopted in the present invention is:

A swing transmission double-headed double-way fastening device includes two ratchet wrenches arranged at intervals, the two ratchet wrenches are connected to the output end of a link unit, the input end of the link unit is connected to the output end of the swing unit, the input end of the swing unit is connected to a drive mechanism, the drive mechanism drives the swing unit to swing, and the two ratchet wrenches are linked to synchronously rotate in one direction.

The present invention also has the following features:

The connecting rod unit includes two sets of connecting rods arranged longitudinally, the upper ends of the connecting rods are connected to the output end of the swing unit, and the lower ends of the connecting rods form a one-way rotational connection with the ratchet wrench.

The swing unit includes a connecting end block, the upper end of the connecting rod is hinged with the connecting end block through a hinge shaft, the connecting end block is connected with the outer ring of the swing bearing, and the swing bearing is connected with the driving mechanism.

A notch is provided on the connecting end block, a swing column is arranged in the notch, and the swing bearing is connected with the swing column.

The swing column is horizontally and rotatably arranged in the gap, and the outer ring of the swing bearing is provided with a swing shaft, and the swing shaft forms a sliding insertion fit with the through hole on the swing column.

The driving mechanism includes a driving rod matched with the inner ring of the swing bearing, and one end of the driving rod is connected with the driving motor through a transmission unit.

The transmission unit includes a transmission gear arranged at one end of the drive rod, the transmission gear meshes with the drive gear, and the drive gear is connected with the drive motor.

Both ends of the drive rod are provided with supporting bearings, and the supporting bearings are arranged on the machine base.

The two connecting end blocks are connected as a whole through a connecting plate.

The two ratchet wrenches are provided with connecting bearings, and the connecting bearings are installed on the machine base.

Compared with the prior art, the beneficial effect of the present invention is reflected in: the device is composed of a connecting rod unit, a swing unit and a driving mechanism. The structure of the device is novel and compact, and an innovative swing bearing, a ratchet mechanism and a dual output mechanism are used to transmit and output circumferential torque; the device works reliably and can be applied to the installation of puncture clamps with a torque nut spacing of 27mm; moreover, the device is designed with a shell that conforms to the actual working environment, increasing the comfort of use and environmental adaptability.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of a double-headed double-way fastening device for a swing drive;

Figure 2 and Figure 3 are schematic diagrams of the structure of the double-headed and double-way fastening device of the swing transmission after it is moved out of the base;

FIG. 4 and FIG. 5 are structural schematic diagrams of two viewing angles of the two connecting end blocks.

Detailed ways

With reference to Fig. 1 to Fig. 5, the swing drive double-headed double-way fastening device of the present invention is further explained:

A swing transmission double-headed double-way fastening device, comprising two ratchet wrenches 100 arranged at intervals, the two ratchet wrenches 100 are connected to the output end of a link unit, the input end of the link unit is connected to the output end of the swing unit, the input end of the swing unit is connected to a drive mechanism, the drive mechanism drives the swing unit to swing, and the two ratchet wrenches 100 are linked to synchronously rotate in one direction.

The device is composed of a connecting rod unit, a swing unit and a driving mechanism. The structure of the device is novel and compact, and an innovative swing bearing, a ratchet mechanism and a dual output mechanism are used to transmit and output circumferential torque; the two ratchet wrenches 100 of the device work reliably, and can be applied to the installation of puncture clamps with a torque nut spacing of 27mm; moreover, the device is designed with a shell that conforms to the actual working environment, increasing the comfort of use and environmental adaptability.

As a preferred solution of the present invention, the connecting rod unit includes two sets of connecting rods 200 arranged longitudinally, the upper ends of the connecting rods 200 are connected to the output end of the swing unit, and the lower ends of the connecting rods 200 are connected to the ratchet wrench 100 in one-way rotation.

When the swing unit swings the connecting rod 200, after the connecting rod 200 swings, it implements a one-way drive to the ratchet wrench 100, so as to realize the synchronous screwing of the double torque nuts and facilitate the installation and disassembly of this kind of clamp.

Preferably, when the upper end of the connecting rod 200 is installed, the swing unit includes a connecting end block 300, the upper end of the connecting rod 200 forms a hinge fit with the connecting end block 300 through a hinge shaft, the connecting end block 300 is connected with the outer ring of the swing bearing 310, and the swing bearing 310 is connected with the driving mechanism.

The connecting end block 300 is provided with a notch 320 , and a swing post 330 is provided in the notch 320 , and the swing bearing 310 is connected with the swing post 330 .

When swinging the connecting rod 200, the driving mechanism is activated to make the swinging bearing 310 swing to swing the connecting swing end block 300, thereby realizing the swinging of the connecting rod 200 and continuously screwing the two sets of ratchet wrenches 100.

Specifically, the swing post 330 is horizontally and rotatably disposed in the notch 320 , and the outer ring of the swing bearing 310 is provided with a swing shaft 311 , and the swing shaft 311 forms a sliding insertion fit with a through hole on the swing post 330 .

Preferably, the driving mechanism includes a driving rod 410 cooperating with the inner ring of the swing bearing 310, and one end of the driving rod 410 is connected with the driving motor 420 through a transmission unit.

In order to increase the output torque of the driving motor 420 , the transmission unit includes a transmission gear 411 arranged at one end of the driving rod 410 , the transmission gear 411 meshes with the driving gear 421 , and the driving gear 421 is connected with the driving motor 420 .

Specifically, two ends of the driving rod 410 are provided with support bearings 412 , and the support bearings 412 are provided on the frame 430 .

In order to realize the synchronous swing of the two connecting end blocks 300 and the two connecting rods 200 , the two connecting end blocks 300 are connected as a whole through the connecting plate 340 .

The two ratchet wrenches 100 are provided with connecting bearings 110 , and the connecting bearings 110 are installed on the frame 430 .

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, no matter from which point of view, all the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so all changes within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this description is described according to implementation modes, not each implementation mode only includes an independent technical solution. This description in the description is only for the sake of clarity. Those skilled in the art should take the description as a whole, and the technical solutions in the various embodiments can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims (6)

1. The utility model provides a swing transmission double-end double-circuit fastener which characterized in that: the device comprises two ratchet wrenches (100) which are arranged at intervals, wherein the two ratchet wrenches (100) are connected with the output end of a connecting rod unit, the input end of the connecting rod unit is connected with the output end of a swinging unit, the input end of the swinging unit is connected with a driving mechanism, and the driving mechanism drives the swinging unit to swing and is used for linking the two ratchet wrenches (100) to synchronously rotate in a unidirectional manner;

the connecting rod unit comprises two groups of connecting rods (200) which are longitudinally arranged, the upper ends of the connecting rods (200) are connected with the output end of the swinging unit, and the lower ends of the connecting rods (200) and the ratchet wrench (100) form unidirectional rotation connection;

the swinging unit comprises a connecting end block (300), the upper end of the connecting rod (200) is in hinged fit with the connecting end block (300) through a hinge shaft, the connecting end block (300) is connected with the outer ring of a swinging bearing (310), and the swinging bearing (310) is connected with a driving mechanism;

a notch (320) is formed in the connecting end block (300), a swing column (330) is arranged in the notch (320), and the swing bearing (310) is connected with the swing column (330);

the swing column (330) is horizontally and rotatably arranged in the notch (320), a swing shaft (311) is arranged on the outer ring of the swing bearing (310), and the swing shaft (311) and a through hole on the swing column (330) form sliding insertion fit.

2. The wobble drive double-ended dual-way fastening device of claim 1, wherein: the driving mechanism comprises a driving rod (410) matched with the inner ring of the swing bearing (310), and one end of the driving rod (410) is connected with a driving motor (420) through a transmission unit.

3. The wobble drive double-ended dual-way fastening device of claim 2, wherein: the transmission unit comprises a transmission gear (411) arranged at one end of the driving rod (410), the transmission gear (411) is meshed with the driving gear (421), and the driving gear (421) is connected with the driving motor (420).

4. A wobble drive double-ended dual-way fastening device as claimed in claim 3, wherein: two ends of the driving rod (410) are provided with support bearings (412), and the support bearings (412) are arranged on the stand (430).

5. The wobble drive double-ended dual-way fastening device of claim 4, wherein: the two connecting end blocks (300) are connected into a whole through a connecting plate (340).

6. The wobble drive double-ended dual-way fastening device of claim 1, wherein: the two ratchet wrenches (100) are provided with connecting bearings (110), and the connecting bearings (110) are arranged on the machine base (430).