CN218557516U - Power head guiding device of radial extrusion pipe making machine - Google Patents

Abstract

The utility model discloses a radial extrusion tuber unit head guider, which comprises a bracket, the unit head, the leading truck, the terminal surface is provided with linear cylinder under the top of support, the unit head passes through line type cylinder and support sliding connection, the top of unit head is provided with the motor, the lower extreme key joint of motor has the transmission shaft, the leading truck is installed at the interior terminal surface middle part of support, be provided with the guiding axle sleeve in the leading truck, the guiding axle sleeve is by the outer sleeve, the roller, centre ring and closing cap are constituteed, the interior terminal surface of outer sleeve is provided with the constant head tank, the roller is installed in the constant head tank, the center at the outer sleeve is installed to the centre ring, the inside of outer sleeve is provided with the lubricating-oil tank, the interior terminal surface of outer sleeve is provided with annotates the oil brush. The utility model discloses a set up the guide axle sleeve in the leading truck and replace traditional bearing, make the guide axle sleeve unpack the change roller fast apart, need not the whole demolishment of equipment, promoted equipment maintenance efficiency greatly, and reduced the cost of maintenance of equipment.

Description

Power head guiding device of radial extrusion pipe making machine

Technical Field

The utility model relates to a processing equipment technical field specifically is a radial extrusion tuber unit head guider.

Background

In the current process of making concrete pipes, radial extrusion techniques are widely used. When the radial extruder works, the power head lifting mechanism drives the power head to lift in the height direction, and the power head drives the lower extrusion head to perform pipe forming from bottom to top. In the prior art, the unit head is through simple guide rail structure swing joint between a pair of stand of frame, it still can carry out high-speed rotation through the transmission shaft drive pressure head at the activity process from top to bottom, because the pressure head table remains a small amount of inhomogeneous cement, lead to the transmission shaft can produce great axial centrifugal force, and be provided with the leading truck through the middle part at the support among the prior art usually, set up the direction shaft hole at the center of leading truck, retrain order to retrain the transmission shaft, in order to eliminate axial centrifugal force, because the transmission shaft is serious with the wearing and tearing of the interior terminal surface in direction shaft hole, consequently, often set up the bearing in the direction shaft hole and reduce frictional force, because the effect of centrifugal force leads to the bearing atress inequality, it is serious to cause bearing steel ball wearing and tearing, consequently, need often change whole bearing, consequently, greatly reduced production efficiency, and maintenance cost is higher.

For example, the guiding device for the power head of the radial extrusion pipe making machine disclosed in the authorization notice number CN216181575U comprises a frame, the power head and an extrusion head, wherein the frame is provided with a pair of upright posts, the power head is movably connected between the pair of upright posts, the bottom of the power head is connected with the extrusion head through a driving shaft, an XY bidirectional constraint type guiding device is arranged between the power head and the frame, and the XY bidirectional constraint type guiding device comprises a guide rail and a sliding block; the guide rail comprises a guide rail base and a guide rail body, the guide rail base is fixedly connected to the inner side face of the upright post, and the guide rail body is detachably connected to the guide rail base.

The above-mentioned disclosed radial extrusion tuber power head guider also has above-mentioned problem, and the bearing in the guiding hole is because the extrusion effect that receives axial centrifugal force for a long time, causes the bearing wearing and tearing serious, needs frequent change, has reduced production efficiency and maintenance cost higher, consequently needs a radial extrusion tuber power head guider to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a radial extrusion tuber unit head guider to solve the problem that the bearing wearing and tearing need frequently be changed in the radial extrusion tuber guiding hole very fast.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a radial extrusion tuber machine unit head guider, includes support, unit head, leading truck, and the terminal surface is provided with linear cylinder under the top of support, the unit head passes through line type cylinder and support sliding connection, the top of unit head is provided with the motor, the lower extreme key joint of motor has the transmission shaft, the leading truck is installed at the interior terminal surface middle part of support, be provided with the uide bushing in the leading truck, the uide bushing comprises outer sleeve, roller, centre ring and closing cap, the interior terminal surface of outer sleeve is provided with the constant head tank, the roller is installed in the constant head tank, the center at the outer sleeve is installed to the centre ring, the inside of outer sleeve is provided with the lubricating-oil tank, the interior terminal surface of outer sleeve is provided with the oiling brush.

Preferably, the number of the positioning grooves is eight, the roller shaft is externally tangent to the central ring in a top view, the central ring is rotatably connected with the roller shaft, the friction force between the central ring and the side sleeve is reduced through the roller shaft, and the maintenance cost is reduced through multiple groups of relatively independent roller shafts.

Preferably, the seal cover is in threaded connection with the outer sleeve through a bolt, a shaft hole is formed in the upper end face of the seal cover, two ends of the roller shaft are inserted into the shaft hole and are connected with the seal cover in a rotating mode, the two ends of the roller shaft are supported through the seal cover, and the roller shaft is prevented from contacting with the sleeve.

Preferably, the up end of closing cap is provided with first oil filler point, the up end of outer sleeve is located first oil filler point below and is provided with the second oil filler point, second oil filler point and lubricating-oil tank through connection conveniently inject lubricating oil in to the lubricating-oil tank through first oil filler point and second oil filler point.

Preferably, the inner end face of the first oil filling hole is of a conical surface structure, and the diameter of the top of the first oil filling hole is larger than that of the bottom of the first oil filling hole, so that oil can be filled conveniently.

Preferably, an oil discharge hole is formed in a side end face of the oil filling brush, the oil discharge hole is in through connection with the bottom of the lubricating oil tank through a rubber hose, so that lubricating oil in the lubricating oil tank can be coated on an outer end face of the central roller through the oil discharge hole, and friction between the lubricating oil tank and the roller is reduced.

Preferably, a spring is arranged between the oiling brush and the outer sleeve, so that the oiling brush can be attached to the central ring under the action of the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the guide axle sleeve in the leading truck and replace traditional bearing, make the guide axle sleeve unpack the change roller fast apart, need not the whole demolishment of equipment, promoted equipment maintenance efficiency greatly, and reduced the cost of maintenance of equipment.

2. The utility model discloses a be provided with lubricating-oil tank and oiling brush in the guide shaft cover, the outer terminal surface through oiling brush case center ring lasts paints lubricating oil to reduce the frictional force between roller and the center ring, reduced the wearing and tearing of roller, thereby promoted the life of equipment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the guide shaft of the present invention;

fig. 3 is a top view of the guide shaft of the present invention;

fig. 4 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 3 in accordance with the present invention;

fig. 5 is a schematic view of the structure of the guiding axle for removing the cap.

In the figure: the device comprises a support 1, a linear air cylinder 11, a power head 12, a motor 121, a transmission shaft 13, a guide frame 2, a guide shaft sleeve 3, an outer sleeve 31, a second oil filling hole 311, a lubricating oil tank 312, a spring 313, a positioning groove 314, a sealing cover 32, an axle hole 321, a first oil filling hole 322, a center ring 33, a roller shaft 34, an oil filling brush 35 and an oil discharging hole 351.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 5, the illustrated guiding device for the power head 12 of the radial extrusion tubing machine includes a support 1, a power head 12, and a guiding frame 2, wherein a linear cylinder 11 is disposed on a lower end surface of a top of the support 1, the power head 12 is slidably connected to the support 1 through the linear cylinder, a motor 121 is disposed above the power head 12, a transmission shaft 13 is keyed to a lower end of the motor 121, the guiding frame 2 is mounted in a middle portion of an inner end surface of the support 1, a guiding shaft sleeve 3 is disposed in the guiding frame 2, the guiding shaft sleeve 3 is composed of an outer sleeve 31, a roller shaft 34, a center ring 33, and a sealing cover 32, a positioning groove 314 is disposed on the inner end surface of the outer sleeve 31, the roller shaft 34 is mounted in the positioning groove 314, the center ring 33 is mounted in a center of the outer sleeve 31, an inner end oil tank 312 is disposed in the outer sleeve 31, and an oil filling brush 35 is disposed on an end surface of the outer sleeve 31.

The number of the positioning grooves 314 is eight, the roller shafts 34 are externally tangent to the central ring 33 in a top view, the central ring 33 is rotatably connected with the roller shafts 34, friction between the central ring 33 and the side sleeves is reduced through the roller shafts 34, and maintenance and repair costs are reduced due to the multiple groups of relatively independent roller shafts 34.

The cap 32 is screwed with the outer sleeve 31 by a bolt, the upper end surface of the cap 32 is provided with a shaft hole 321, two ends of the roller shaft 34 are inserted into the shaft hole 321 to be connected with the cap 32 in a rotating way, and the two ends of the roller shaft 34 are supported by the cap 32 to avoid the contact between the roller shaft 34 and the sleeve.

The up end of closing cap 32 is provided with first oil filler hole 322, and the up end of outer sleeve 31 is located first oil filler hole 322 below and is provided with second oil filler hole 311, and second oil filler hole 311 and lubricating-oil tank 312 through connection conveniently injects lubricating oil in lubricating-oil tank 312 through first oil filler hole 322 and second oil filler hole 311.

The inner end face of the first oil injection hole 322 is of a conical surface structure, and the diameter of the top of the first oil injection hole 322 is larger than that of the bottom of the first oil injection hole, so that oil can be injected conveniently.

An oil discharge hole 351 is formed in the side end face of the oil filling brush 35, the oil discharge hole 351 is communicated with the bottom of the lubricating oil tank 312 through a rubber hose, so that the lubricating oil in the lubricating oil tank 312 can be coated on the outer end face of the central roller through the oil discharge hole 351, and the friction force between the lubricating oil and the roller is reduced.

A spring 313 is arranged between the oiling brush 35 and the outer sleeve 31, so that the oiling brush 35 can be attached to the central ring 33 under the action of the spring 313.

When the equipment is used: when the motor 121 drives the transmission shaft 13 to rotate, and the linear cylinder 11 drives the power head 12 to move upwards, cement which is unevenly distributed exists on the surface of the pressure head at the bottom of the transmission shaft 13 and generates centrifugal force in a high-speed rotation state, the transmission shaft 13 is restrained through the guide shaft sleeve 3 so as to overcome the centrifugal force, the transmission shaft 13 presses the central ring 33 under the action of the centrifugal force to drive the central ring 33 to rotate, the central ring 33 presses the roller shaft 34 so as to drive the roller shaft 34 to rotate, lubricating oil in the lubricating oil tank 312 overflows outwards from the oil discharge hole 351 of the oil injection brush 35 in the rotation process, the lubricating oil is coated on the outer end face of the central ring 33 so as to reduce the friction force between the central ring 33 and the roller shaft 34 and reduce the abrasion of the roller shaft, and when part of the roller shaft 34 is broken and damaged, the bolt is taken down to slide the sealing cover 32 outwards, so that the roller shaft 34 can be replaced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A radial extrusion pipelayer unit head guider, comprising:

support (1), unit head (12), leading truck (2), the terminal surface is provided with linear cylinder (11) under the top of support (1), unit head (12) are through line type cylinder and support (1) sliding connection, the top of unit head (12) is provided with motor (121), the lower extreme key joint of motor (121) has transmission shaft (13), the interior terminal surface middle part at support (1) is installed in leading truck (2), be provided with direction axle sleeve (3) in leading truck (2), direction axle sleeve (3) comprise outer sleeve (31), roller (34), centre ring (33) and closing cap (32), the interior terminal surface of outer sleeve (31) is provided with constant head tank (314), install in constant head tank (314) roller (34), the center at outer sleeve (31) is installed in centre ring (33), the inside of outer sleeve (31) is provided with lubricating-oil tank (312), the interior terminal surface of outer sleeve (31) is provided with notes oil brush (35).

2. The power head guide device of a radial extrusion pipemaking machine of claim 1, wherein: the number of the positioning grooves (314) is eight, the roller shaft (34) is externally tangent to the central ring (33) in a top view, and the central ring (33) is rotationally connected with the roller shaft (34).

3. The power head guide device of a radial extrusion pipemaking machine of claim 1, wherein: the sealing cover (32) is in threaded connection with the outer sleeve (31) through a bolt, a shaft hole (321) is formed in the upper end face of the sealing cover (32), and two ends of the roller shaft (34) are inserted into the shaft hole (321) and are connected with the sealing cover (32) in a rotating mode.

4. The power head guide device of a radial extrusion pipemaking machine of claim 1, wherein: the upper end face of closing cap (32) is provided with first oil filler point (322), the upper end face of outer sleeve (31) is located first oil filler point (322) below and is provided with second oil filler point (311), second oil filler point (311) and lubricating-oil tank (312) through connection.

5. The power head guide device of a radial extrusion pipemaking machine of claim 4, wherein: the inner end face of the first oil filling hole (322) is of a conical surface structure, and the diameter of the top of the first oil filling hole (322) is larger than that of the bottom of the first oil filling hole.

6. The power head guide device of a radial extrusion pipemaking machine of claim 1, wherein: an oil discharge hole (351) is formed in the side end face of the oil filling brush (35), and the oil discharge hole (351) is communicated with the bottom of the lubricating oil tank (312) through a rubber hose.

7. The power head guide device of a radial extrusion pipemaking machine of claim 1, wherein: a spring (313) is arranged between the oil injection brush (35) and the outer sleeve (31).

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