CN211306144U - Novel gland head assembly and disassembly tools - Google Patents

Abstract

The utility model discloses a chain group in a new gland head assembling and disassembling tool, which consists of a plurality of chain sections, wherein the front end of each chain section is provided with a hook, and the rear end is provided with a hook clamping groove; the driving shaft group consists of two shafts, namely a first shaft and a second shaft, the first shaft is a power input shaft, a tooth surface matched with the first gear group is arranged on the surface of the middle section of the first shaft, the tooth surface width is the same as the gear width, a tooth surface of another specification is designed at the bottom of the first shaft and is matched with the second gear, a tooth surface is designed at the bottom of the second shaft, a third gear is arranged on the tooth surface, the third gear is matched with the second gear to receive power, and the middle section of the second shaft is designed to be a rubber surface; the pre-tightening shaft group consists of two shafts, namely a third shaft and a fourth shaft, the fourth shaft is independently arranged on the opposite side of the third shaft, and a bearing at the lower end of the fourth shaft is fixed by a bolt; the shell assembly comprises a shell, an upper shell cover and a rear shell cover, wherein shaft fixing points for fixing a first shaft, a second shaft, a third shaft and a fourth shaft are arranged on the shell.

Description

Novel gland head assembly and disassembly tools

The technical field is as follows:

the utility model relates to a new gland head assembly and disassembly tools, it belongs to machinery.

Background art:

most factories do not have a proper tool for disassembling and assembling the gland head at present, the available tools are manually operated equipment such as a spanner with proper caliber, a monkey spanner and the like, and the tools have the following problems:

firstly, the operating rod of the wrench is long, is easy to interfere with nearby components, and has limited operating space;

secondly, the width of a wrench clamping pliers is large, and when the distance between two Glan heads is too close or the Glan heads are close to a metal plate, the pliers head of the wrench cannot extend into the wrench, so that the Glan heads cannot be clamped;

and thirdly, when the gland head is installed, due to the obstruction of a cable harness and the influence of the two points, the wrench can only rotate in a space of 30-120 degrees, and when a worker operates, the actions of butting the wrench calipers, the gland head and the rotating wrench, taking down and butting again are continuously completed, so that the operation is complicated and the time is long.

Therefore, there is a need to improve the prior art to overcome the deficiencies of the prior art.

The utility model has the following contents:

the utility model relates to a solve the problem that above-mentioned prior art exists and provide a new glan head assembly and disassembly tools, it passes through the electric gun as the power supply.

The utility model discloses the technical scheme who adopts has: a new Glan head disassembling tool comprises a first gear, a second gear, a third gear, a chain group, a driving shaft group, a pre-tightening shaft group and a machine shell group;

the chain group consists of a plurality of chain sections, the front end of each chain section is provided with a hook, and the rear end of each chain section is provided with a hook clamping groove;

the driving shaft group consists of two shafts, namely a first shaft and a second shaft, the first shaft is a power input shaft, a tooth surface matched with the first gear group is arranged on the surface of the middle section of the first shaft, the tooth surface width is the same as the gear width, a tooth surface of another specification is designed at the bottom of the first shaft and is matched with the second gear, a tooth surface is designed at the bottom of the second shaft, a third gear is arranged on the tooth surface, the third gear is matched with the second gear to receive power, and the middle section of the second shaft is designed to be a rubber surface;

the pre-tightening shaft group consists of two shafts, namely a third shaft and a fourth shaft, the fourth shaft is independently arranged on the opposite side of the third shaft, and a bearing at the lower end of the fourth shaft is fixed by a bolt;

the casing group comprises a casing, an upper casing cover and a rear casing cover, wherein shaft fixing points for fixing a first shaft, a second shaft, a third shaft and a fourth shaft are arranged on the casing.

Furthermore, the circumference of the first gear is an integral multiple of the length of the chain section, and salient points matched with the joint points of the chain section are correspondingly arranged on the first gear.

Furthermore, the surface of the chain section attached to the grand head is called an inner surface, and the other side of the chain section becomes an outer surface, and the outer surface of the chain section is designed into a tooth shape.

Further, the middle section of the second shaft is designed to be a rubber surface which is in contact with the inner surface of the chain section, the circumference of the middle section of the second shaft is integral multiple of the chain section, and concave points matched with the protruding parts of the chain section are correspondingly arranged.

Further, the transmission ratio of the second gear and the third gear is equal to the middle section rubber part diameter/the first gear diameter of the second shaft.

Furthermore, the surfaces of the third shaft and the fourth shaft are both made of rubber materials.

Further, the third shaft contacts the inner surface of the chain link.

Further, the fourth shaft contacts the outer surface of the chain link.

The utility model discloses following beneficial effect has:

(1) the mechanical size is small, and the operation in a small space can be met;

(2) the chain is small in thickness, and when the distance between the two gland heads is too close or the positions of the gland heads are close to the metal plate, the gland heads can be easily sleeved for dismounting;

(3) the whole operation process is simple, the dismounting action is rapid, the existing spanner butt joint dismounting needs to finish 20-40 times of spanner butt joint to clamp the gland head to rotate again, the whole operation time of the gland head dismounting tool is equal to the time of two times of spanner butt joint of the gland head in the existing operation process, and the dismounting time is greatly saved.

Description of the drawings:

fig. 1 is a structural diagram of the glan head dismounting tool of the present invention.

Fig. 2 is a structural view of the drive shaft group.

FIG. 3 is a block diagram of the chain set.

FIG. 4 is a block diagram of a chain link.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings.

The utility model discloses glan head assembly and disassembly tools includes chain group, driving shaft group, pretension axle group and casing group, and wherein the chain group comprises a plurality of chain festival 1, and every chain festival front end area couple 10, rear end area couple draw-in groove 11, dismouting that can relax, wherein the chain festival length is according to the glan head size decision of dismouting, when chain festival turning point department is 120, can wrap up in glan head hexagonal face completely. The surface of the chain section attached to the Glan head is called an inner surface, the other side of the chain section is an outer surface, and the outer surface of the chain section is designed into a tooth shape and is matched with the driving combination gear.

Casing group includes casing 2, goes up cap and back cap, wherein is equipped with the axle fixed point that is used for fixed primary shaft 4, secondary shaft 5, third axle 6 and fourth axle 7 on the casing 2, and the chain festival 1 that the back cap will reserve is kept apart, plays the guard action, prevents with human or other article direct contact, and the convenience is maintained the chain festival simultaneously.

The driving shaft group comprises two axles, be primary shaft 4 and secondary shaft 5 respectively, wherein primary shaft 4 is the power input shaft, its part that stretches out casing 2 designs into electric gun adapter, directly be connected with the electric gun and to entire system input power, middle section surface at primary shaft 4 is equipped with the flank of tooth with 8 group complex of first gear, the flank width is the same with the gear width, the flank of tooth of another specification has been designed to the bottom of this primary shaft 4, cooperate with second gear 9, transmission power, the girth of first gear 8 is the integral multiple of chain festival length, and correspondingly set up the bump on first gear, cooperation chain festival point department, prevent the phenomenon of skidding of no gear cooperation department.

The bottom of the second shaft 5 is designed with a tooth surface, a third gear 12 is arranged on the tooth surface, the third gear 12 is matched with the second gear 9 to receive power, the middle section of the second shaft 5 is designed to be a rubber surface, the middle section of the second shaft is in contact with the inner surface of the chain link 1, the middle section of the second shaft is in interference fit in size, the chain link is tightly pressed on the tooth surface of the middle section of the first shaft 4, meanwhile, the circumference is integral multiple of the chain link, and concave points are correspondingly arranged to be matched with the protruding.

The first gear and the third gear chain are matched with the surface and require the same linear speed, so that the following requirements are met:

the transmission ratio of the second gear 9 and the third gear 12 is equal to the diameter of the middle rubber part of the second shaft 5/the diameter of the first gear 8.

The pre-tightening shaft group consists of two shafts, namely a third shaft 6 and a fourth shaft 7, wherein the surfaces of the third shaft 6 and the fourth shaft 7 are made of rubber-like changeability and wear-resistant materials. The third shaft 6 is in friction fit with the outer surface of the middle section of the second shaft 5 and is in contact with the inner surface of the chain link, and meanwhile, one part of the surface of the third shaft 6 is arranged outside the housing set and is matched with the Glan head to be disassembled and assembled, and the third shaft is responsible for fixing the relative position between the device and the Glan head.

The fourth shaft 7 is in unpowered fit, is independently arranged on the opposite side of the third shaft 6 and is in contact with the outer surface of the chain link, the distance between the outer surface of the fourth shaft and the nearest position of the third shaft 6 is slightly smaller than the thickness of the rack, a bearing at the lower end of the fourth shaft 7 is fixed by a bolt, and the pretightening force of the chain can be changed by adjusting the position of the bolt.

The operating principle of the gland head disassembling tool of the utility model is as follows;

the chain group is sleeved on the gland head, the driving shaft group pulls the chain into the case, the chain at the position of the pre-tightening shaft group is sent out from the case, meanwhile, the pre-tightening shaft is reversed relative to the chain, the pre-tightening force is added on the chain, the chain can be tightly leaned on the gland head, when the chain is overlapped with the hexagonal edge of the gland head when the chain is moved to an inflection point, the chain and the gland head do not have relative displacement and synchronously move through the inflection point, the gland head is driven to rotate, and therefore the purpose of disassembling and assembling the gland head is achieved.

The utility model discloses glan head assembly and disassembly tools's assembly requirement does:

the relative positions of a first gear and a second gear in the driving shaft group need to be determined, the position of a second shaft concave point corresponds to the position of a first shaft convex point, and a chain node is coincided with the corresponding concave-convex point at the same time.

The utility model discloses glan head assembly and disassembly tools's application method does:

and flatting the pre-tightening bolt operating rod anticlockwise, sending out the chain, disconnecting and sleeving a chain section on the gland head, butting the chain, pulling the pre-tightening bolt operating rod clockwise to be vertical, sleeving the electric gun on a driving shaft connecting point, and opening the electric gun to finish screwing work.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a new glan head assembly and disassembly tools which characterized in that: the chain transmission mechanism comprises a first gear (8), a second gear (9), a third gear (12), a chain group, a driving shaft group, a pre-tightening shaft group and a machine shell group;

the chain group consists of a plurality of chain sections (1), the front end of each chain section is provided with a hook (10), and the rear end is provided with a hook clamping groove (11);

the driving shaft group consists of two shafts, namely a first shaft (4) and a second shaft (5), the first shaft (4) is a power input shaft, a tooth surface matched with the first gear (8) group is arranged on the surface of the middle section of the first shaft (4), the tooth surface width is the same as the gear width, a tooth surface of another specification is designed at the bottom of the first shaft (4) and matched with the second gear (9), a tooth surface is designed at the bottom of the second shaft (5), a third gear (12) is arranged on the tooth surface and matched with the second gear (9) to receive power, and the middle section of the second shaft (5) is designed to be a rubber surface;

the pre-tightening shaft group consists of two shafts, namely a third shaft (6) and a fourth shaft (7), the fourth shaft (7) is independently arranged on the opposite side of the third shaft (6), and a bearing at the lower end of the fourth shaft (7) is fixed by a bolt;

the machine shell set comprises a shell body (2), an upper shell cover and a rear shell cover, wherein shaft fixing points for fixing a first shaft (4), a second shaft (5), a third shaft (6) and a fourth shaft (7) are arranged on the shell body (2).

2. The new glan head disassembly tool of claim 1, wherein: the circumference of the first gear (8) is an integral multiple of the length of the chain section, and salient points matched with the joint of the chain section are correspondingly arranged on the first gear.

3. The new glan head disassembly tool of claim 2, wherein: the surface of the chain section attached to the Glan head is called an inner surface, the other side of the chain section becomes an outer surface, and the outer surface of the chain section is designed into a tooth shape.

4. The new glan head disassembly tool of claim 3, wherein: the middle section of the second shaft (5) is designed to be a rubber surface and is in contact with the inner surface of the chain section (1), the perimeter of the middle section of the second shaft (5) is an integral multiple of the chain section, and concave points matched with the protruding parts of the chain section are correspondingly arranged.

5. The new glan head disassembly tool of claim 4, wherein: the transmission ratio of the second gear (9) and the third gear (12) is equal to the diameter of the middle section rubber part of the second shaft (5)/the diameter of the first gear (8).

6. The new glan head disassembly tool of claim 5, wherein: the surfaces of the third shaft (6) and the fourth shaft (7) are made of rubber materials.

7. The new glan head disassembly tool of claim 6, wherein: the third shaft (6) is in contact with the inner surface of the chain link.

8. The new glan head disassembly tool of claim 7, wherein: the fourth shaft (7) is in contact with the outer surface of the chain link.

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