CN219975223U - Hydraulic oil filling device for producing shock absorber - Google Patents

Abstract

The utility model discloses a hydraulic oil filling device for producing a shock absorber, which comprises: an oiling shell, a rubber plug clamping mechanism and a top plate; the bottom of the oiling shell fixedly arranged on the top plate is respectively provided with an oil inlet pipe and an oiling pipe which are mutually perpendicular and are communicated with the inner cavity of the oiling shell, the inner cavity of the oiling shell is horizontally and liftably provided with a rubber plug which can suck hydraulic oil into the inner cavity of the oiling pipe from the oil inlet pipe and discharge the hydraulic oil from the oiling pipe when the oiling pipe descends, and a clamping mechanism is arranged under the oiling pipe and comprises: a positioning cylinder and a clamping plate; the inside of location barrel is provided with two at least grip blocks that can follow its radial direction and remove in order to be used for the centre gripping bumper shock absorber, and this hydraulic oil filling device of production bumper shock absorber overcomes among the prior art to the small-size bumper shock absorber through the in-process of oil-well pump to its inside oiling hardly control the oil mass, and hydraulic oil spills over easily, and during the oiling, the handheld oiling device of a handheld bumper shock absorber of required staff operates, the comparatively loaded down with trivial details problem of operation.

Description

Hydraulic oil filling device for producing shock absorber

Technical Field

The utility model relates to the field of damper processing, in particular to a hydraulic oil filling device for producing a damper.

Background

The hydraulic shock absorber is used for buffering and decelerating an object acted on the hydraulic shock absorber to stop by means of hydraulic damping, plays a certain protection role, is suitable for mechanical equipment such as lifting transportation, elevators, metallurgy, port machinery, railway vehicles and the like, and has the function of preventing a safety buffer device which is damaged by a mechanism due to hard collision in the working process, and the hydraulic shock absorber is required to be internally filled with hydraulic oil in the production process.

And (3) searching: chinese patent application number is "CN202021135440.5", a hydraulic oil filling device is used in bumper shock absorber production, including apron, oil-well pump and person in charge, the electric power storage box is installed through the mounting groove to the apron inside, the apron top is fixed with the oil-well pump through the bolt, the oil feed end of oil-well pump is fixed with the oil feed hose through the clamp, oil feed hose one end is fixed with the filtration screen panel through the clamp, apron bottom one end is connected with oil outlet pipe and goes out oil pipe bottom and is fixed with the splashproof cloth cover through the clamp through the thread groove, the apron bottom other end is connected with the person in charge through the thread groove, it is equipped with accessory pipe and accessory pipe one side is installed level sensor through the mounting bracket to be responsible for the bottom cover, the outside veneer of apron bottom has the sealing plug. The hydraulic oil filling device is simple in structure and convenient to operate, and the amount of filled hydraulic oil can be controlled by adjusting the height of the liquid level sensor.

The inventors have found that in practicing the present utility model, the following problems exist in the prior art:

in the prior art, hydraulic oil is injected into the shock absorber through the oil pump, the size of the shock absorber is different, and for a small shock absorber, the volume of the shock absorber is very small, and when the oil pump is used for oiling, the hydraulic oil is continuously injected into the shock absorber after the oil pump is started, the speed is very fast, the shock absorber is filled with the hydraulic oil just after the oil pump is started, the hydraulic oil overflows easily, and in the using process, because the oiling device is not provided with a fixing mechanism, when the oiling is performed, a worker is required to hold the shock absorber by one hand to perform oiling operation, and the operation is relatively complicated.

Therefore, the hydraulic oil filling device for producing the shock absorber, which is used for controlling the quantity of oil filled into the shock absorber each time by controlling the height of each rising of the rubber plug in the use process, so that the proper quantity of oil can be accurately filled into the shock absorber, the quantity of oil filled each time is conveniently and accurately controlled, hydraulic oil overflows from the shock absorber due to excessive one-time injection, the shock absorber is clamped and fixed through the clamping mechanism, inconvenience to the worker in the process of filling oil by holding the shock absorber by a worker is avoided, and the position of the shock absorber is adjusted by moving the clamping mechanism, so that the oil filling pipe can be better aligned with the shock absorber, and the problem to be solved by the utility model is needed to be solved.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, oil quantity is difficult to control in the process of filling oil into a small shock absorber through an oil pump, hydraulic oil is easy to overflow, and in the process of filling oil, a worker is required to hold the shock absorber by one hand to carry out oiling operation by holding an oiling device, and operation is complicated.

In order to achieve the above object, the present utility model provides a hydraulic oil filling apparatus for producing a shock absorber, comprising: an oiling shell, a rubber plug clamping mechanism and a top plate;

the vertical and run through the fixed setting be in on the roof the bottom of oiling casing is provided with respectively mutually perpendicular and oil feed pipe and the oiling pipe that is linked together rather than the inner chamber, and its inner chamber level and liftable be provided with can follow when rising in the oil feed pipe draws in its inner chamber can follow the oil injection pipe exhaust rubber buffer of hydraulic oil when descending, be located be vertical setting be provided with under the oiling pipe can follow level and vertical removal and be used for carrying out the fixture of centre gripping to the bumper shock absorber, fixture includes: a positioning cylinder and a clamping plate; wherein,

at least two clamping plates which can move along the radial direction of the positioning cylinder body are arranged in the positioning cylinder body at equal intervals along the circumferential direction of the positioning cylinder body and are used for clamping the shock absorber.

Preferably, the hydraulic oil filling device further comprises a lifting mechanism for driving the rubber stopper to lift, and the lifting mechanism comprises: a hinge shaft, a movable plate and a lifting plate; wherein,

the top of the open side of oiling casing is rotatably provided with the fly leaf through the articulated shaft, the top of fly leaf articulates and is provided with the lifter plate, is vertical the bottom part of lifter plate extends to in the oiling casing and the end articulates on the rubber piston.

Preferably, the clamping mechanism further comprises: the guide shell, the guide piston and the telescopic rod; wherein,

the surface of the positioning cylinder body is provided with at least two guide shells at equal intervals along the circumferential direction of the positioning cylinder body in a horizontal and fixed mode, the inner cavities of the guide shells are provided with guide pistons in a horizontal and sliding mode, each guide piston is fixedly provided with a telescopic rod, and the free end portion of each telescopic rod penetrates out of the end portion of each guide shell and stretches into the positioning cylinder body, and a clamping plate is fixedly arranged.

Preferably, a rubber pad is fixedly arranged on one side, facing the shock absorber, of each clamping plate.

Preferably, the hydraulic filling apparatus further comprises a moving mechanism for synchronously driving the plurality of positioning cylinders to slide along the corresponding guide shells, and the moving mechanism comprises: the elastic air bag, the air inlet pipe and the one-way valve C; wherein,

every the direction casing is kept away from the equal fixed intake pipe that is provided with of one end of location barrel and is linked together with its inner chamber, many the other end of intake pipe respectively with the elastic air bag is linked together, be provided with the end of breathing in that is linked together rather than the inner chamber on the elastic air bag, and this end of breathing in is fixed to be provided with check valve C, and is located every the direction casing every all overlap on the telescopic link and be equipped with reset spring, reset spring's both ends are fixed respectively and are set up the direction piston with on the direction casing.

Preferably, the elastic air bag is also fixedly provided with an air release end communicated with the inner cavity of the elastic air bag, and the air release end is fixedly provided with an air release valve.

Preferably, the oil inlet pipe and the oil injection pipe are respectively and correspondingly and fixedly provided with a one-way valve A and a one-way valve B.

Preferably, the lower surface of the top plate is spaced and vertically fixedly provided with two supporting legs.

Preferably, the hydraulic oil filling apparatus further comprises an adjustment assembly for driving the clamping mechanism to move in the horizontal and vertical directions, the adjustment assembly comprising: a fixing plate and a positioning bolt; wherein,

every the supporting leg has all run through and has been seted up the lift uncovered, and the equal interval of every lift uncovered lateral wall runs through and has been seted up rather than a plurality of that is linked together with the first locating hole of location bolt looks adaptation, the both sides of location barrel are fixed being provided with the fixed plate respectively horizontally, and every the fixed plate runs through along its length direction equidistant level be provided with the second locating hole of location bolt looks adaptation, two the free end of fixed plate is partial to pass respectively and corresponds in the lift uncovered and be in through the assembly of location bolt on the supporting leg.

According to the technical scheme, the hydraulic oil filling device for producing the shock absorber has the beneficial effects that: the free end of the oil inlet pipe stretches into an oil tank filled with hydraulic oil, then the shock absorber to be refueled is inserted into the positioning cylinder, the clamping plates are close to the shock absorber and abut against the shock absorber to clamp the shock absorber, after clamping is finished, the shock absorber is close to the oil filling pipe to a proper position by moving the clamping mechanism up and down, and the clamping mechanism is horizontally moved left and right so that the oil filling position of the shock absorber is aligned with the oil filling pipe, so that hydraulic oil can be accurately injected into the shock absorber.

After the preparation is finished, the rubber plug is driven upwards to a certain height, so that hydraulic oil in the oil tank is sucked into the oil injection shell through the oil inlet pipe in the ascending process, then the rubber plug is driven downwards to descend, and the sucked hydraulic oil in the oil injection shell is injected into the shock absorber through the oil injection pipe in the descending process, so that the oil injection operation to the shock absorber is finished.

In summary, in the use, through the control the rubber buffer height that rises at every turn comes the oil mass of control in the bumper shock absorber at every turn to can pour into suitable oil mass into the bumper shock absorber in accurately, conveniently and accurately control the oil mass at every turn, thereby avoid once only pour into too much and lead to hydraulic oil to spill over from the bumper shock absorber. In addition, not only the shock absorber is clamped and fixed through the clamping mechanism capable of moving along the longitudinal direction and the horizontal direction, inconvenience brought to the worker in oiling operation due to the fact that the worker holds the shock absorber is avoided, but also the position of the shock absorber is adjusted through moving the clamping mechanism, so that the oil injection pipe can be aligned with the shock absorber better, and oiling operation can be conducted.

Additional features and advantages of the utility model will be set forth in the detailed description which follows; and none of the utility models are related to the same or are capable of being practiced in the prior art.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of a hydraulic oil filling apparatus for producing a shock absorber provided in a preferred embodiment of the present utility model;

FIG. 2 is a schematic view showing an internal structure of a hydraulic oil filling apparatus for producing a shock absorber provided in a preferred embodiment of the present utility model;

FIG. 3 is a front view of a hydraulic oil filling apparatus for producing shock absorbers provided in a preferred embodiment of the present utility model;

fig. 4 is an assembly schematic view of a clamping mechanism and a moving mechanism of a hydraulic oil filling apparatus for producing a shock absorber provided in a preferred embodiment of the present utility model.

Description of the reference numerals

1. An oiling shell; 2. an oil inlet pipe; 3. a filler pipe; 4. a rubber stopper; 5. a one-way valve A; 6. a one-way valve B; 7. a lifting mechanism; 701. a hinge shaft; 702. a movable plate; 703. a lifting plate; 8. a clamping mechanism; 801. positioning a cylinder; 802. a guide housing; 803. a clamping plate; 804. a guide piston; 805. a telescopic rod; 9. a moving mechanism; 901. an elastic air bag; 902. an air inlet pipe; 903. a one-way valve C; 10. a fixing plate; 11. support legs; 12. a top plate; 13. a first positioning hole; 14. a second positioning hole; 15. positioning a bolt; 16. and a return spring.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

As shown in fig. 1 to 4, the hydraulic oil filling device for producing a shock absorber provided by the utility model comprises: an oiling shell 1, a rubber plug 4 clamping mechanism 8 and a top plate 12;

the bottom of the oiling shell 1, which is vertically and fixedly arranged on the top plate 12 in a penetrating manner, is respectively provided with an oil inlet pipe 2 and an oiling pipe 3 which are mutually vertical and are communicated with the inner cavity of the oiling shell, and the inner cavity of the oiling shell is horizontally and liftably provided with a rubber plug 4 which can suck hydraulic oil into the inner cavity of the oiling pipe 2 and discharge the hydraulic oil from the oiling pipe 3 when the hydraulic oil descends when the hydraulic oil ascends, a clamping mechanism 8 which can move horizontally and vertically and is used for clamping a shock absorber is arranged right below the oiling pipe 3 in a vertical arrangement, and the clamping mechanism 8 comprises: a positioning cylinder 801 and a clamping plate 803; wherein,

at least two clamping plates 803 which can move along the radial direction of the positioning cylinder 801 are arranged at equal intervals along the circumferential direction of the positioning cylinder 801 and are used for clamping the shock absorber.

In the above scheme, the oil injection shell 1 may be made of transparent material, and scale marks are provided on the outer surface of the oil injection shell 1.

In the above-mentioned scheme, during the use, will advance the free end of oil pipe 2 stretches into in the oil tank that holds hydraulic oil, then will wait to refuel the bumper shock absorber inserts in the location barrel 801, and will the polylith grip block 803 is close to the bumper shock absorber and support and lean on in order to carry out the centre gripping to it, after the centre gripping is finished, through reciprocate fixture 8 will the bumper shock absorber is close to the proper position with annotate oil pipe 3, and horizontal movement fixture 8 is in order to make the oiling position of bumper shock absorber aim at annotate oil pipe 3 to can accurately pour into hydraulic oil into in the bumper shock absorber.

After the preparation is finished, the rubber plug 4 is driven upwards to a certain height, so that the hydraulic oil in the oil tank is sucked into the oil injection shell 1 through the oil inlet pipe 3 in the ascending process, then the rubber plug 4 is driven downwards to descend, and the sucked hydraulic oil in the oil injection shell 1 is injected into the shock absorber through the oil injection pipe 3 in the descending process, so that the oil injection operation to the shock absorber is finished.

In summary, in the use, through the control rubber buffer 4 the height that rises at every turn comes the oil mass of control in the bumper shock absorber at every turn to can pour into suitable oil mass into the bumper shock absorber in accurately, conveniently and accurately control the oil mass at every turn, thereby avoid once only pour into too much and lead to hydraulic oil to spill over from the bumper shock absorber. In addition, not only the damper is clamped and fixed by the clamping mechanism 8 which can move along the longitudinal direction and the horizontal direction, the inconvenience of the operator in carrying out the oiling operation by holding the damper by the operator is avoided, but also the position of the damper is adjusted by moving the clamping mechanism 8, so that the oiling pipe 3 can be better aligned with the damper, and the oiling operation can be carried out.

In a preferred embodiment of the present utility model, the hydraulic oil filling apparatus further includes a lifting mechanism 7 for driving the rubber stopper 4 to lift, the lifting mechanism 7 including: a hinge shaft 701, a movable plate 702, and a lifting plate 703; wherein,

the top of the open side of the oiling shell 1 is rotatably provided with a movable plate 702 through a hinge shaft 701, the top of the movable plate 702 is hinged with a lifting plate 703, the bottom end part of the lifting plate 703 in a vertical state extends into the oiling shell 1, and the end of the lifting plate 703 is hinged to the rubber plug 4.

In the above scheme, the hand-held end of the movable plate 702 is fixedly provided with a rubber sleeve, so that a worker can manually operate the movable plate.

In the above scheme, during use, the staff utilizes the lever principle and makes through rotating fly leaf 702 the lifter plate 703 drives the rubber buffer 4 is along the inside vertical lift of oiling casing 1 to realize with the hydraulic oil suction in the oiling casing 1 and with the hydraulic oil of inhaling in its inner chamber pour into the bumper shock absorber through oiling pipe 3.

In a preferred embodiment of the present utility model, the clamping mechanism 8 further comprises: guide housing 802, guide piston 804, and telescoping rod 805; wherein,

the surface of the positioning cylinder 801 is provided with at least two guiding shells 802 at equal intervals along the circumferential direction and horizontally fixed, each inner cavity of the guiding shells 802 is horizontally and slidingly provided with a guiding piston 804, each guiding piston 804 is fixedly provided with a telescopic rod 805, and the free end part of the telescopic rod 805 penetrates from the end part of the guiding shell 802 and stretches into the positioning cylinder 801 and is fixedly provided with a clamping plate 803.

In the above-mentioned scheme, during the use, through moving guide piston 804 along the horizontal direction removes in the direction casing 802, and then make guide piston 804 passes through telescopic rod 805 drives clamping plate 803 is followed the radial direction of positioning cylinder 801 removes to the realization is fixed the bumper shock absorber centre gripping or is released the bumper shock absorber after the centre gripping is fixed.

When the guide piston 804 is driven to move towards the position where the central axis of the positioning cylinder 801 is located, the clamping plate 803 is pushed by the telescopic rod 805 to move towards the position where the central axis of the positioning cylinder 801 is located so as to clamp the shock absorber, otherwise, when the guide piston 804 is far away from the position where the central axis of the positioning cylinder 801 is located, the clamping plate 803 is pulled by the telescopic rod 805 to approach the middle inner wall of the positioning cylinder 801 so as to release the clamping relationship of the shock absorber.

In a preferred embodiment of the present utility model, each of the clamping plates 803 is fixedly provided with a rubber pad on a side facing the damper.

In the above scheme, the function of the rubber pad prevents on the one hand that clamping plate 803 from damaging the shock absorber, on the other hand, can increase through the rubber pad the coefficient of friction between clamping plate 803 and the shock absorber to improve clamping plate 803 centre gripping stability and reliability.

In a preferred embodiment of the present utility model, the hydraulic filling apparatus further comprises a moving mechanism 9 for synchronously driving the plurality of positioning cylinders 801 to slide along their corresponding guide housings 802, the moving mechanism 9 comprising: an elastic air bag 901, an air inlet pipe 902 and a one-way valve C903; wherein,

each guide shell 802 is fixedly provided with an air inlet pipe 902 which is communicated with the inner cavity of the guide shell 802, the other ends of the air inlet pipes 902 are respectively communicated with the elastic air bags 901, the elastic air bags 901 are provided with air suction ends which are communicated with the inner cavities of the air bags, the air suction ends are fixedly provided with one-way valves C903, each telescopic rod 805 which is positioned in each guide shell 802 is sleeved with a return spring 16, and two ends of each return spring 16 are respectively fixedly arranged on the guide piston 804 and the guide shell 802.

In the above scheme, the medium flow direction of the check valve C903 is: the outside air is unidirectionally introduced into the elastic air bag 901 through the air inlet end at the check valve C903, and the air introduced into the elastic air bag 901 cannot be discharged from the air inlet end through the check valve C903.

In the above-mentioned scheme, during use, through the repeated alternating process of repeatedly pressing the elastic air bag 901, the deformation volume of the elastic air bag 901 becomes smaller and the elastic air bag 901 is restored to the initial state after being deformed, then the pressing of the elastic air bag 901 is stopped, the elastic air bag 901 is restored to the initial state by deformation, that is, the volume begins to become larger until the elastic air bag is restored to the initial state, negative pressure is generated in the elastic air bag 901, under the action of the negative pressure, external air enters the elastic air bag 901 through the air inlet end of the elastic air bag 901 and the one-way valve C903, and enters the elastic air bag 901 from the end of the guide shell 802 through the air inlet pipe 902 and pushes the guide piston 804 to approach the shock absorber 803 through the telescopic rod 405, and the guide piston 804 compresses the reset spring 16 in the process that the guide shell 802 drives the clamping plate to approach the shock absorber 803 through the telescopic rod 405 and clamp the shock absorber 803.

In a preferred embodiment of the present utility model, the elastic air bag 901 is further fixedly provided with an air release end communicated with the inner cavity thereof, and the air release end is fixedly provided with an air release valve.

In the above-mentioned scheme, before using, the air release valve at the air release end is closed first, so that by repeatedly pressing the elastic air bag 901, external air passes through the elastic air bag 901 and enters the guide housing 802 and pushes the guide piston 804 respectively, and the clamping plate 803 approaches the damper and clamps and fixes the damper, when the damping is required to be relieved after the oiling is finished, the air release valve is only required to be opened, the air entering the guide housing 802 is discharged through the air release end, and the guide piston 804 drives the clamping plate 803 to be far away from the damper under the action of the return spring 16, so that the clamping relationship between the clamping mechanism 8 and the damper is released, and the impregnated damper is taken out from the clamping mechanism 8.

In a preferred embodiment of the present utility model, the oil inlet pipe 2 and the oil injection pipe 3 are respectively and fixedly provided with a check valve A5 and a check valve B6.

In the above scheme, the medium flow direction of the check valve A5 is: medium can only enter the oiling shell 1 from the oil inlet pipe 2 through the one-way valve A5, and the medium flow direction of the one-way valve B6 is as follows: the medium which can only enter the oiling shell 1 can only be discharged from the oiling pipe 3 through the one-way valve B6, so that in the rising process of the rubber plug 4, hydraulic oil injected into the shock absorber can not enter the oiling shell 1 through the one-way valve B6, and in the descending process of the rubber plug 4, hydraulic oil can not flow back into an oil tank from the oil inlet pipe 2 through the one-way valve A5.

In a preferred embodiment of the present utility model, the lower surface of the top plate 12 is provided with two support legs 11 at a spacing and vertically fixed.

In the above-described embodiments, the top plate 2 and the oil injection case 1 on the top plate 2 are supported.

In a preferred embodiment of the utility model, the hydraulic oil filling device further comprises an adjustment assembly for driving the clamping mechanism 8 to move in horizontal and vertical directions, said adjustment assembly comprising: a fixing plate 10 and a positioning bolt 15; wherein,

each supporting leg 11 is provided with a lifting opening in a penetrating manner, the side wall of each lifting opening is provided with a plurality of first positioning holes 13 which are communicated with the first positioning holes 13 and are matched with the positioning bolts 15 in a penetrating manner at equal intervals, two sides of the positioning cylinder 801 are respectively and horizontally fixedly provided with a fixing plate 10, each fixing plate 10 is provided with a second positioning hole 14 which is matched with the positioning bolts 15 in a penetrating manner along the length direction of the fixing plate 10 at equal intervals, and the free ends of the two fixing plates 10 respectively and partially penetrate through the corresponding lifting opening and are assembled on the supporting legs 11 through the positioning bolts 15.

In the above-mentioned scheme, when in use, after the two fixing plates 10 correspondingly pass through the two supporting legs 11 to enable the two fixing plates 10 to be lifted to a proper position along the lifting opening, the clamping mechanisms 8 fixed on the two fixing plates 10 drive the shock absorbers clamped in the two fixing plates to lift to enable the oil injection positions to be lifted to a proper position, and the two fixing plates 10 are horizontally moved to enable the oil injection positions of the shock absorbers clamped in the clamping mechanisms 8 to be opposite to the oil injection pipe 3, and then the bolts 15 sequentially pass through the first positioning holes 13 on the supporting legs 11 and pass through the second positioning holes 14 corresponding to the corresponding fixing plates 10.

In summary, the hydraulic oil filling device for producing the shock absorber provided by the utility model solves the problems that in the prior art, the oil quantity is difficult to control in the process of filling oil into the small shock absorber through an oil pump, hydraulic oil is easy to overflow, and in the process of filling oil, a worker is required to hold the shock absorber by one hand to fill oil by one hand, so that the operation is complicated.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model.

In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.

Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.

Claims (9)

1. A hydraulic oil filling apparatus for producing a shock absorber, the hydraulic oil filling apparatus for producing a shock absorber comprising: an oiling shell (1), a rubber plug (4) clamping mechanism (8) and a top plate (12);

the bottom of oiling casing (1) that vertical and run through the fixed setting is in roof (12) is provided with mutually perpendicular and is linked together with oil feed pipe (2) and oiling pipe (3) rather than the inner chamber respectively, and its inner chamber level and liftable be provided with can follow during rising in oil feed pipe (2) suction its inner chamber and can follow oiling pipe (3) exhaust rubber buffer (4) when descending hydraulic oil, be located be vertical setting oiling pipe (3) be provided with under can follow horizontal and vertical removal and be used for carrying out fixture (8) of centre gripping to the bumper shock absorber, fixture (8) include: a positioning cylinder (801) and a clamping plate (803); wherein,

at least two clamping plates (803) which can move along the radial direction of the positioning cylinder body (801) are arranged in the positioning cylinder body at equal intervals along the circumferential direction of the positioning cylinder body, and are used for clamping the shock absorber.

2. The hydraulic oil filling apparatus for producing a shock absorber according to claim 1, further comprising a lifting mechanism (7) for driving the rubber stopper (4) to lift, the lifting mechanism (7) comprising: a hinge shaft (701), a movable plate (702) and a lifting plate (703); wherein,

the top of oiling casing (1) open one side is provided with fly leaf (702) through articulated shaft (701) rotationally, the top of fly leaf (702) articulates and is provided with lifter plate (703), is vertical the bottom part of lifter plate (703) extends to in oiling casing (1) and the end articulates on rubber buffer (4).

3. The hydraulic oil filling device for producing shock absorbers according to claim 1, characterized in that the clamping mechanism (8) further comprises: a guide housing (802), a guide piston (804) and a telescopic rod (805); wherein,

the surface of the positioning cylinder body (801) is provided with at least two guide shells (802) at equal intervals along the circumferential direction and horizontally fixed, each guide shell (802) is provided with a guide piston (804) in an inner cavity of the guide shell (802) horizontally and slidingly, each guide piston (804) is fixedly provided with a telescopic rod (805), and the free end part of the telescopic rod (805) penetrates out of the end part of the guide shell (802) and stretches into the positioning cylinder body (801) and is fixedly provided with a clamping plate (803).

4. A hydraulic oil filling apparatus for producing a shock absorber according to claim 1 or 3, wherein each of the clamping plates (803) is fixedly provided with a rubber pad on a side facing the shock absorber.

5. A hydraulic oil filling apparatus for producing a shock absorber according to claim 3, further comprising a moving mechanism (9) for synchronously driving a plurality of said positioning cylinders (801) to slide along their corresponding said guide housings (802), said moving mechanism (9) comprising: an elastic air bag (901), an air inlet pipe (902) and a one-way valve C (903); wherein,

every direction casing (802) is kept away from the one end of location barrel (801) and is all fixed be provided with intake pipe (902) that are linked together rather than the inner chamber, many the other end of intake pipe (902) respectively with elastic air bag (901) are linked together, be provided with the end of breathing in that is linked together rather than the inner chamber on elastic air bag (901), and this end of breathing in is fixed to be provided with check valve C (903), and is located every on telescopic link (805) in direction casing (802) all overlap and be equipped with reset spring (16), reset spring (16) both ends are fixed respectively and are set up direction piston (804) with on direction casing (802).

6. The hydraulic oil filling apparatus for producing a shock absorber according to claim 5, wherein a bleed end communicated with the inner cavity of the elastic air bag (901) is fixedly arranged on the elastic air bag, and a bleed valve is fixedly arranged on the bleed end.

7. The hydraulic oil filling apparatus for producing a shock absorber according to claim 1, wherein the oil inlet pipe (2) and the oil filling pipe (3) are fixedly provided with a check valve a (5) and a check valve B (6), respectively.

8. The hydraulic oil filling apparatus for producing a shock absorber according to claim 1, wherein the lower surface of the top plate (12) is provided with two support legs (11) at a spacing and vertically fixed.

9. The hydraulic oil filling apparatus for producing shock absorbers according to claim 8, further comprising an adjustment assembly for driving the clamping mechanism (8) to move in the horizontal and vertical directions, the adjustment assembly comprising: a fixing plate (10) and a positioning bolt (15); wherein,

every supporting leg (11) all runs through and has offered the lift uncovered, and every goes up and down uncovered lateral wall equidistant running through and has offered a plurality of rather than being linked together with first locating hole (13) of location bolt (15) looks adaptation, fixed plate (10) that are provided with of both sides of location barrel (801) respectively, and every fixed plate (10) run through along its length direction equidistant level be provided with second locating hole (14) of location bolt (15) looks adaptation, two the free end of fixed plate (10) is partial to pass respectively and corresponds in the lift uncovered and assemble through location bolt (15) on supporting leg (11).