CN219925932U - Hanging type oil seal pulling and loading press - Google Patents

Hanging type oil seal pulling and loading press Download PDF

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Publication number
CN219925932U
CN219925932U CN202321585534.6U CN202321585534U CN219925932U CN 219925932 U CN219925932 U CN 219925932U CN 202321585534 U CN202321585534 U CN 202321585534U CN 219925932 U CN219925932 U CN 219925932U
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China
Prior art keywords
oil seal
outer shell
telescopic cylinder
pulling
hanging
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CN202321585534.6U
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Chinese (zh)
Inventor
李德军
华秀亮
冒燕龙
丁俞田
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Wuxi Ivoyage Control Technology Co ltd
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Wuxi Ivoyage Control Technology Co ltd
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Priority to CN202321585534.6U priority Critical patent/CN219925932U/en
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Abstract

The utility model discloses a hanging type oil seal pulling and loading press, which comprises a hanging base provided with a hanging ring, wherein the hanging base comprises a horizontal plate and a vertical plate which is arranged below the horizontal plate and is vertically arranged; one side of the vertical plate is provided with a cylindrical outer shell, and the outer diameter of the outer shell is matched with the inner diameter of the oil seal; the other side of the vertical plate is provided with a telescopic cylinder, a piston rod of the telescopic cylinder is positioned in the outer shell, and a pulling assembly is connected with the piston rod of the telescopic cylinder; the outer shell is provided with a press-fit sleeve which forms a hard limit with the outer shell, and the press-fit sleeve is matched with the outer diameter of the oil seal; the outer shell is provided with an outer waist hole matched with the pulling assembly. The utility model can realize automatic control according to different models and specifications of products, adopts hanging type installation, has simple appearance, reduces the investment of cost, reduces the labor intensity of workers and improves the production efficiency.

Description

Hanging type oil seal pulling and loading press
Technical Field
The utility model relates to the technical field of engineering machinery automation equipment, in particular to a hanging type oil seal pulling and loading press.
Background
In the field of large-scale engineering machinery, various large-scale axle half shafts are required to be provided with oil seals to isolate parts needing to be lubricated in transmission parts from external output parts, so that the lubricating oil is prevented from leaking, and the service life of the transmission parts is ensured.
Because various axle semi-axles have larger appearance, heavy weight, irregular shape and the like, the existing oil seal assembly process is mostly manually knocked and assembled, the process has high labor intensity and low efficiency, the assembly quality cannot be ensured, and the service life of the whole part can be influenced by the fact that the oil seal is knocked in place or knocked too much.
In addition, at present, a traditional vertical press is used for press fitting, a half shaft is fixed through a fixing tool, and an oil seal is pressed from top to bottom by a pressing head; the mode can lighten the manual labor intensity and properly improve the efficiency, but has great limitation, each axle half shaft is matched with a corresponding tool, the axle half shafts are various, and the press has large volume, heavy weight and high cost, and is inconvenient for flexible adjustment of the production line.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a hanging type oil seal pulling and loading press so as to solve the problem of low compatibility of the traditional vertical press.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.
The hanging type oil seal pulling and installing press comprises a hanging base provided with a hanging ring, wherein the hanging base comprises a horizontal plate and a vertical plate which is arranged below the horizontal plate and is vertically arranged; an outer shell body which is cylindrical and provided with a step-shaped structure in the middle is arranged on one side of the vertical plate, and the outer diameter of the outer shell body is matched with the inner diameter of the oil seal; the other side of the vertical plate is provided with a telescopic cylinder, a piston rod of the telescopic cylinder is positioned in the outer shell, and a pulling assembly is connected with the piston rod of the telescopic cylinder; one side of the outer shell connected with the vertical plate is provided with a press-fit sleeve which is in hard limit with the outer shell, and the press-fit sleeve is matched with the outer diameter of the oil seal; the outer shell is provided with outer waist holes matched with the pulling assembly, and the two outer waist holes are arranged oppositely.
According to a further optimized technical scheme, the pulling assembly comprises a connecting rod which is connected with a piston rod of the telescopic cylinder and provided with a cavity, and a sliding pin is arranged in the connecting rod; a spring is arranged between the sliding pin and the piston rod of the telescopic cylinder; and the connecting rod is hinged with a pair of symmetrical bearing pieces which are overlapped on the axis.
According to the further optimized technical scheme, a pair of waist grooves which are axially arranged and oppositely arranged are formed in the side wall of the connecting rod, and connecting waist holes formed in the side wall of the connecting rod are formed between the waist grooves; the outer ends of the two connecting waist holes are penetrated with stop pins, and the stop pins are hinged with bearing pieces which are arranged in the waist grooves and can move in the waist grooves; the middle part of the bearing piece is provided with movable waist holes forming a certain angle with the central line, connecting pins are arranged in the two movable waist holes in a penetrating mode, and the connecting pins are positioned in the connecting waist holes.
According to the further optimized technical scheme, the telescopic cylinder is provided with a built-in displacement sensor.
According to the further optimized technical scheme, the hanging base is fixedly connected with the telescopic cylinder through bolts.
According to the further optimized technical scheme, the hanging base is fixedly connected with the outer shell through bolts.
According to the further optimized technical scheme, the hanging base is provided with an operating handle which is used for being matched with the line crane conveniently.
By adopting the technical scheme, the utility model has the following technical progress.
The hanging type oil seal pulling and loading press provided by the utility model can realize automatic control according to different types and specifications of products, and meanwhile, the hanging type oil seal pulling and loading press is installed in a hanging type, so that the appearance is simplified, the investment of cost is reduced, the labor intensity of workers is reduced, and the production efficiency is improved. The utility model can realize efficient, safe, reliable and automatic press fitting of the oil seal.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of another embodiment of the present utility model;
FIG. 3 is a cross-sectional view of the present utility model;
FIG. 4 is a schematic view of the structure of the connecting rod of the present utility model;
FIG. 5 is a schematic view of a pulling assembly according to one embodiment of the present utility model;
FIG. 6 is a schematic view of another state of the pulling assembly of the present utility model.
Wherein: 1. the hanging base comprises a hanging base body, 101, horizontal plates, 102, vertical plates, 2, a telescopic cylinder, 3, an outer shell body, 31, an outer waist hole, 4, a connecting rod, 41, waist grooves, 42, a connecting waist hole, 5, a sliding pin, 6, a spring, 7, a bearing piece, 71, a movable waist hole, 8, a stop pin, 9, a connecting pin, 10 and an operating handle.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific embodiments.
The utility model provides a suspension type oil blanket draws dress press, combines the fig. 1 to 6 to show, includes suspension base 1, telescopic cylinder 2, outer housing 3, connecting rod 4, sliding pin 5, spring 6, load-bearing piece 7, stop pin 8, connecting pin 9, operating handle 10. The hanging base 1 comprises a horizontal plate 101 and a vertical plate 102; an outer waist hole 31 is arranged on the outer shell 3; the connecting rod 4 is provided with a waist groove 41 and a connecting waist hole 42; the force-bearing piece 7 is provided with a movable waist hole 71.
The horizontal plate 101 of the hanging base 1 is provided with hanging rings for hanging on a production line truss or a cantilever crane. An operating handle 10 is also arranged on the horizontal plate 101 of the hanging base 1, so as to facilitate the pulling and installing operation. The hanging base 1 comprises a horizontal plate 101 and a vertical plate 102 which is arranged below the horizontal plate 101 and is vertically arranged, and both a hanging ring and an operating handle 10 are arranged on the horizontal plate 101; the rings are arranged in the middle of the horizontal plate 101, two operating handles 10 are arranged, and the operating handles 10 are respectively positioned on two sides of the rings.
One side of the vertical plate 102 is provided with a cylindrical outer shell 3, the outer diameter of the outer shell 3 is matched with the inner diameter of the oil seal, and the hanging base 1 is fixedly connected with the outer shell 3 through bolts. The middle part of shell body 3 is provided with step-like structure, and thicker one end is connected with hanging base 1 on the shell body 3, and thinner one end is provided with outer waist hole 31 that uses with pulling assembly cooperation on the shell body 3.
The other side of the vertical plate 102 is provided with a telescopic cylinder 2, and the telescopic cylinder 2 is provided with a built-in displacement sensor. The hanging base 1 is fixedly connected with the telescopic cylinder 2 through bolts, and a piston rod of the telescopic cylinder 2 is positioned in the outer shell 3.
The piston rod of the telescopic cylinder 2 is connected with a pulling component which is sleeved in the outer shell 3. The pulling assembly comprises a connecting rod 4 connected with a piston rod of the telescopic cylinder 2, the connecting rod 4 is a connecting rod 4 with a cavity, a sliding pin 5 is arranged in the connecting rod 4, and a spring 6 is arranged between the sliding pin 5 and the piston rod of the telescopic cylinder 2. The spring 6 is freely inserted in the cavity of the connecting rod 4, one end of the spring is propped against the end face of the sliding pin 5, and the other end is propped against the end face of the piston rod of the telescopic cylinder 2. The connecting rod 4 is hinged with a pair of symmetrical bearing pieces 7 which are overlapped on the axis.
The side wall of the connecting rod 4 is provided with a pair of waist grooves 41 which are arranged along the axial direction, the waist grooves 41 are arranged corresponding to the outer waist holes 31, and the two waist grooves 41 are arranged oppositely. A connecting waist hole 42 arranged on the side wall of the connecting rod 4 is arranged between the waist grooves 41, and the connecting waist hole 42 is arranged in parallel with the waist grooves 41. The outer ends of the two connecting waist holes 42 are penetrated with stop pins 8, and the stop pins 8 are hinged with a bearing piece 7 which is arranged in the waist groove 41 and can move in the waist groove 41. The middle part of the bearing piece 7 is provided with movable waist holes 71 which form a certain angle with the central line, connecting pins 9 are arranged in the two movable waist holes 71 in a penetrating way, and the connecting pins 9 are positioned in the connecting waist holes 42 and fixedly connected with the connecting rods 4.
The outer shell 3 is provided with a press-fit sleeve 11 which forms a hard limit with the step of the outer shell 3, the press-fit sleeve 11 is arranged on one side connected with the vertical plate 102, and the press-fit sleeve 11 is matched with the outer diameter of the oil seal.
When the utility model is in actual use, the pulling and loading press is hung on a truss or a cantilever crane through the hanging ring on the hanging base 1, and in an initial state, the piston rod of the telescopic cylinder 2 stretches out, and the connecting pin 9 is used for connecting the movable waist hole 71 of the bearing piece 7 with the connecting rod 4 in a penetrating way and axially moving as the piston rod is connected with the connecting rod 4 of the pulling assembly. When the stop pin 8 reaches the limit position of the outer end of the outer shell 3 along the outer waist hole 31, the bearing plate stops moving axially, the piston rod continues to extend, and the connecting pin 9 can only continue to move axially by changing the circle center position of the waist hole of the bearing piece 7 (the distance is the projection distance of the waist hole length in the axial direction). In the process, the force bearing pieces 7 change the center position of the waist holes so as to realize tightening action, the springs 6 are also in a compression stress state, and the force acts on the two force bearing pieces 7 through the sliding pins 5. In the initial state, the press-fit sleeve 11 and the oil seal to be press-fitted are inserted and mounted on the outer shell 3; embedding the device into an oil seal cavity, enabling the telescopic cylinder 2 to drive the pulling assembly to retract, enabling the spring 6 in the pulling assembly to release elasticity firstly in the retracting process, ensuring that the connecting pin 9 moves axially again by changing the circle center position of the waist hole of the bearing sheet 7, hooking the end face in the oil seal mounting seat cavity after the bearing sheet 7 completes the opening action to form a reaction force point, enabling the press-fitting stroke to be set through a displacement sensor arranged in the telescopic cylinder 2 controlled by a PLC, and enabling the press-fitting force to be realized through adjusting the oil pressure supplied to the telescopic cylinder 2; after the oil seal is pressed in place, the piston rod of the telescopic cylinder 2 stretches out to drive the pulling assembly to return to the right limit of the outer shell 3, the spring 6 in the pulling assembly is in a compression stressed state again, the connecting pin 9 is in a tightening state again through changing the circle center position of the waist hole of the bearing piece 7, and the oil seal is returned to an initial state at the moment to complete the complete press fitting of the oil seal.

Claims (7)

1. A hanging oil seal pulling and installing press is characterized in that: the hanging base (1) comprises a horizontal plate (101) and a vertical plate (102) arranged below the horizontal plate (101) and vertically arranged; an outer shell (3) which is cylindrical and provided with a step-shaped structure in the middle is arranged on one side of the vertical plate (102), and the outer diameter of the outer shell (3) is matched with the inner diameter of the oil seal; the other side of the vertical plate (102) is provided with a telescopic cylinder (2), a piston rod of the telescopic cylinder (2) is positioned in the outer shell (3), and a piston rod of the telescopic cylinder (2) is connected with a pulling assembly; one side of the outer shell (3) connected with the vertical plate (102) is provided with a press-fit sleeve (11) which forms hard limit with the outer shell (3), and the press-fit sleeve (11) is matched with the outer diameter of the oil seal; the outer shell (3) is provided with a pair of outer waist holes (31) matched with the pulling assembly, and the two outer waist holes (31) are oppositely arranged.
2. The hanging oil seal pulling and installing press according to claim 1, wherein: the pulling assembly comprises a connecting rod (4) which is connected with a piston rod of the telescopic cylinder (2) and provided with a cavity, and a sliding pin (5) is arranged in the connecting rod (4); a spring (6) is arranged between the sliding pin (5) and a piston rod of the telescopic cylinder (2); and the connecting rod (4) is hinged with a pair of symmetrical bearing pieces (7) which are overlapped on the axis.
3. The hanging oil seal pulling and installing press according to claim 2, wherein: a pair of waist grooves (41) which are arranged along the axial direction and are arranged oppositely are arranged on the side wall of the connecting rod (4), and connecting waist holes (42) which are arranged on the side wall of the connecting rod (4) are arranged between the waist grooves (41); the outer ends of the two connecting waist holes (42) are penetrated with stop pins (8), and the stop pins (8) are hinged with a bearing piece (7) which is arranged in the waist groove (41) and can move in the waist groove (41); the middle part of the bearing piece (7) is provided with movable waist holes (71) which form a certain angle with the central line, connecting pins (9) are arranged in the two movable waist holes (71) in a penetrating way, and the connecting pins (9) are positioned in the connecting waist holes (42).
4. A hanging oil seal pulling and installing press according to claim 3, wherein: the telescopic cylinder (2) is a telescopic cylinder (2) with a built-in displacement sensor.
5. The hanging oil seal pulling and installing press according to claim 4, wherein: the hanging base (1) is fixedly connected with the telescopic cylinder (2) through bolts.
6. The hanging oil seal pulling and installing press according to claim 1, wherein: the hanging base (1) is fixedly connected with the outer shell (3) through bolts.
7. The hanging oil seal pulling and installing press according to claim 1, wherein: the hanging base (1) is provided with an operating handle (10) which is used for facilitating the use of the double-hand pulling and installing operation function.
CN202321585534.6U 2023-06-21 2023-06-21 Hanging type oil seal pulling and loading press Active CN219925932U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321585534.6U CN219925932U (en) 2023-06-21 2023-06-21 Hanging type oil seal pulling and loading press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321585534.6U CN219925932U (en) 2023-06-21 2023-06-21 Hanging type oil seal pulling and loading press

Publications (1)

Publication Number Publication Date
CN219925932U true CN219925932U (en) 2023-10-31

Family

ID=88486565

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321585534.6U Active CN219925932U (en) 2023-06-21 2023-06-21 Hanging type oil seal pulling and loading press

Country Status (1)

Country Link
CN (1) CN219925932U (en)

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