阅读说明：本技术 一种机头组件 (Machine head assembly ) 是由 唐细国 刘伟国 于 2019-08-30 设计创作，主要内容包括：本发明涉及玻璃管制造技术领域,特别涉及一种机头组件,包括驱动组件、角度调节组件及高度调节组件,该机头组件中的驱动组件用于夹持目标件,并驱动目标件旋转,该机头组件中的角度调节组件用于调节驱动组件的轴向与水平线之间的角度,该机头组件中的高度调节组件用于调节角度调节组件及驱动组件的高度,使工作人员能够根据需要调节驱动组件的高度及角度,进而调节驱动组件夹持的目标件的高度及角度,使该机头组件能够适应不同工况下的生产需要。(The invention relates to the technical field of glass tube manufacturing, in particular to a machine head assembly which comprises a driving assembly, an angle adjusting assembly and a height adjusting assembly, wherein the driving assembly in the machine head assembly is used for clamping a target piece and driving the target piece to rotate, the angle adjusting assembly in the machine head assembly is used for adjusting the angle between the axial direction of the driving assembly and the horizontal line, and the height adjusting assembly in the machine head assembly is used for adjusting the heights of the angle adjusting assembly and the driving assembly, so that a worker can adjust the height and the angle of the driving assembly according to needs and further adjust the height and the angle of the target piece clamped by the driving assembly, and the machine head assembly can adapt to production needs under different working conditions.)

1. A head assembly, comprising:

the driving assembly is used for clamping a target piece and driving the target piece to rotate;

the angle adjusting assembly is used for adjusting the angle between the axial direction of the driving assembly and the horizontal line; and the number of the first and second groups,

the height adjusting assembly is used for adjusting the heights of the angle adjusting assembly and the driving assembly.

2. The handpiece assembly of claim 1, wherein the height adjustment assembly comprises:

the angle adjusting assembly is arranged on the upper plate surface of the first mounting plate; and the number of the first and second groups,

the upper end of the lifting driving mechanism is connected with the lower plate surface of the first mounting plate; the lifting driving mechanism is used for driving the first mounting plate to move in the vertical direction.

3. The head assembly of claim 2, wherein the lift drive mechanism includes an output rod and a hydraulic device coupled to the output rod, the hydraulic device driving the output rod to move in the vertical direction, an end of the output rod facing away from the hydraulic device being coupled to the lower plate surface of the first mounting plate.

4. The head assembly as in claim 2, wherein the lift drive mechanism comprises:

a first bracket, the first mounting plate being located above the first bracket;

the rack is connected to the first bracket in a sliding mode along the vertical direction, and the upper end of the rack is connected with the lower plate surface of the first mounting plate;

the gear is meshed with the rack, and a central shaft of the gear is fixed on the first bracket;

and the first driving piece is connected with the central shaft of the gear and is used for driving the gear.

5. The handpiece assembly of claim 4, wherein the first support is provided with a lug protruding outwards, the lug is provided with a guide hole axially along the vertical direction, the lifting driving mechanism further comprises a guide rod, the guide rod is sleeved in the guide hole, and the upper end of the guide rod is connected with the lower plate surface of the first mounting plate.

6. The handpiece assembly of claim 2, wherein the angle adjustment assembly comprises:

the first end of the second mounting plate is pivoted with the upper plate surface of the first mounting plate, and the driving assembly is mounted on the upper plate surface of the second mounting plate; and the number of the first and second groups,

the angle driving mechanism is pivoted with the second end of the second mounting plate and used for adjusting the height of the second end of the second mounting plate so as to adjust the angle between the axial direction of the driving assembly and the horizontal line.

7. The handpiece assembly of claim 6, wherein the angular drive mechanism comprises:

the second bracket is arranged on the first mounting plate;

the rotating piece is provided with an internal thread and is rotatably connected to the second bracket;

the screw rod is provided with an external thread and is arranged in the rotating part along the vertical direction, the external thread is in threaded connection with the internal thread, and the upper end of the screw rod is pivoted with the second end of the second mounting plate;

and the second driving piece is connected with the rotating piece and is used for rotating the rotating piece.

8. The handpiece assembly of claim 1, wherein the drive assembly comprises:

the machine head is used for clamping the target piece and driving the target piece to rotate;

and the rotary driving mechanism is in driving connection with the machine head and is used for driving the machine head to drive the target part to rotate.

9. The handpiece assembly of claim 8, wherein the rotary drive mechanism is a motor coupled to the handpiece via a transmission.

10. The head assembly of any of claims 1 to 9, further comprising a base, the height adjustment assembly being mounted to the base.

Technical Field

The invention relates to the technical field of glass tube manufacturing, in particular to a head assembly.

Background

The glass tube forming technology is that molten, clarified and homogenized glass solution is drained to a rotating tube supported by refractory materials under the condition of heat preservation, the rotating tube has a certain inclination angle, the glass solution flows to the surface of the rotating tube to form a uniform glass layer, and the glass solution flows to the lower end of the rotating tube along the surface of the rotating tube under the action of gravity after wrapping the rotating tube. In this state, the glass bulb is formed by blowing compressed air through the center hole of the inner core shaft of the rotary tube, and the glass tube is formed by pulling the glass bulb by external force. The rotary pipe rotates through the clamping of the machine head, and the existing machine head cannot adapt to various working conditions of the current glass pipe production and manufacturing due to the fact that the posture of the existing machine head cannot be adjusted.

Disclosure of Invention

The invention aims to provide a machine head assembly, and aims to solve the technical problem that the posture of the existing machine head for forming a glass tube cannot be adjusted.

The present invention is achieved as such, a head assembly comprising:

the driving assembly is used for clamping a target piece and driving the target piece to rotate;

the angle adjusting assembly is used for adjusting the angle between the axial direction of the driving assembly and the horizontal line; and the number of the first and second groups,

the height adjusting assembly is used for adjusting the heights of the angle adjusting assembly and the driving assembly.

Further, the height adjustment assembly includes:

the angle adjusting assembly is arranged on the upper plate surface of the first mounting plate; and the number of the first and second groups,

the upper end of the lifting driving mechanism is connected with the lower plate surface of the first mounting plate; the lifting driving mechanism is used for driving the first mounting plate to move in the vertical direction.

Furthermore, the lifting driving mechanism comprises an output rod and a hydraulic device connected with the output rod, the hydraulic device drives the output rod to move in the vertical direction, and one end of the output rod, which is far away from the hydraulic device, is connected with the lower plate surface of the first mounting plate.

Further, the lift drive mechanism includes:

a first bracket, the first mounting plate being located above the first bracket;

the rack is connected to the first bracket in a sliding mode along the vertical direction, and the upper end of the rack is connected with the lower plate surface of the first mounting plate;

the gear is meshed with the rack, and a central shaft of the gear is fixed on the first bracket;

and the first driving piece is connected with the central shaft of the gear and is used for driving the gear.

Furthermore, the first support is provided with a lug in an outward protruding manner, the lug is provided with a guide hole in the axial direction along the vertical direction, the lifting driving mechanism further comprises a guide rod, the guide rod is sleeved in the guide hole, and the upper end of the guide rod is connected with the lower plate surface of the first mounting plate.

Further, the angle adjustment assembly includes:

the first end of the second mounting plate is pivoted with the upper plate surface of the first mounting plate, and the driving assembly is mounted on the upper plate surface of the second mounting plate; and the number of the first and second groups,

the angle driving mechanism is pivoted with the second end of the second mounting plate and used for adjusting the height of the second end of the second mounting plate so as to adjust the angle between the axial direction of the driving assembly and the horizontal line.

Further, the angle drive mechanism includes:

the second bracket is arranged on the first mounting plate;

the rotating piece is provided with an internal thread and is rotatably connected to the second bracket;

the screw rod is provided with an external thread and is arranged in the rotating part along the vertical direction, the external thread is in threaded connection with the internal thread, and the upper end of the screw rod is pivoted with the second end of the second mounting plate;

and the second driving piece is connected with the rotating piece and is used for rotating the rotating piece.

Further, the drive assembly includes:

the machine head is used for clamping the target piece and driving the target piece to rotate;

and the rotary driving mechanism is in driving connection with the machine head and is used for driving the machine head to drive the target part to rotate.

Further, the rotary driving mechanism is a motor, and the motor is connected with the machine head through a transmission piece.

Further, the head assembly further comprises a base, and the height adjusting assembly is mounted on the base.

The invention has the following beneficial effects: including drive assembly, angle adjusting element and altitude mixture control subassembly, drive assembly among this head assembly is used for centre gripping target piece, and it is rotatory to drive target piece, angle adjusting element among this head assembly is used for adjusting drive assembly's axial and the angle between the water flat line, altitude mixture control subassembly among this head assembly is used for angle adjusting element and drive assembly's height, make the staff can adjust drive assembly's height and angle as required, and then adjust the height and the angle of the target piece of drive assembly centre gripping, make this head assembly can adapt to the production needs under the different operating modes.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a handpiece assembly provided in accordance with a first embodiment of the present invention;

FIG. 2 is an enlarged schematic view of region A in FIG. 1;

FIG. 3 is an enlarged schematic view of region B of FIG. 1;

FIG. 4 is an enlarged schematic view of region C of FIG. 1;

fig. 5 is a schematic structural view of a head assembly provided in a second embodiment of the present invention.

Reference numerals referred to in the above figures are detailed below: 1. a drive assembly; 11. a machine head; 12. a rotation driving mechanism; 13. a speed reducer; 14. a transmission belt; 15. adjusting the rotating wheel; 2. an angle adjustment assembly; 21. a second mounting plate; 22. a second bracket; 23. a screw rod; 24. a second driving member; 3. a height adjustment assembly; 31. a first mounting plate; 311. a first chute; 312. a second chute; 32. a first bracket; 321. a lug; 33. a rack; 34. a guide bar; 35. a hydraulic device; 36. an output rod; 4. a base; 5. a first fore-aft position adjustment assembly; 51. a pulley; 52. a first slide rail; 53. a first threaded rod; 54. a first threaded shank; 55. a first manual wheel; 6. a second fore-aft position adjustment assembly; 61. a first sliding plate; 62. a second threaded rod; 63. a second manual wheel; 7. a left-right position adjustment assembly; 71. a second sliding plate; 711. a sliding projection; 712. a sliding part; 100. a target part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.

In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.

Referring to fig. 1, a head assembly according to a first embodiment of the present invention will now be described. The handpiece assembly, comprising: the device comprises a driving assembly 1, an angle adjusting assembly 2 and a height adjusting assembly 3. Drive assembly 1 is used for centre gripping target part 100 to drive target part 100 is rotatory, and drive assembly 1 installs on angle adjusting component 2, and angle adjusting component 2 is used for adjusting the axial of drive assembly 1 and the angle between the water flat line, and angle adjusting component 2 installs on high adjusting component 3, and high adjusting component 3 is used for angle adjusting component 2 and drive assembly 1's height. The target 100 includes, but is not limited to, an optional glass tube forming device.

According to the head assembly provided by the embodiment of the invention, the driving assembly 1 is used for clamping the target piece 100 and driving the target piece 100 to rotate, the angle adjusting assembly 2 is used for adjusting the angle between the axial direction of the driving assembly 1 and the horizontal line, and the height adjusting assembly 3 is used for adjusting the heights of the angle adjusting assembly 2 and the driving assembly 1, so that a worker can adjust the height and the angle of the driving assembly 1 according to needs, further adjust the height and the angle of the target piece 100 clamped by the driving assembly 1, and the head assembly can adapt to production needs under different working conditions.

Referring to fig. 1 and 2, in one embodiment, the height adjustment assembly 3 includes: a first mounting plate 31 and a lift drive mechanism. Wherein, angle adjusting assembly 2 installs in the last face of first mounting panel 31, and lift actuating mechanism upper end is connected with the lower face of first mounting panel 31, and lift actuating mechanism is used for driving first mounting panel 31 and moves in vertical direction. The number of the elevation driving mechanisms is not limited herein, and two elevation driving mechanisms are used in the present embodiment.

Specifically, the lift drive mechanism includes: first support 32, rack 33, gear and first driving piece. The first mounting plate 31 is located above the first support 32, the rack 33 is connected to the first support 32 in a sliding manner along the vertical direction, optionally, a sliding groove is formed in the first support along the vertical direction, and a sliding block is fixed on the rack 33 and matched with the sliding groove to enable the rack 33 to slide on the first support 32. The upper end of the rack 33 is connected with the lower plate surface of the first mounting plate 31, the gear is meshed with the rack 33, the central shaft of the gear is fixed on the first bracket 32, and the first driving member is connected with the central shaft of the gear and used for driving the gear. The first drive member includes, but is not limited to, an optional manual wheel. The staff rotates first driving piece, and first driving piece drives the gear rotatory, and the gear drives the rack 33 rather than the meshing and moves in order to adjust the height of the first mounting panel 31 of being connected with the upper end of rack 33 along vertical direction, and then adjusts drive assembly 1's height.

In one embodiment, the first bracket 32 is provided with a convex lug 321 in a protruding manner, the convex lug 321 is provided with a guide hole axially along the vertical direction, the lifting driving mechanism further includes a guide rod 34, the guide rod 34 is sleeved in the guide hole, and the upper end of the guide rod 34 is connected with the lower plate surface of the first mounting plate 31. The guide bar 34 can restrict the position of the first mounting plate 31 and prevent the position of the first mounting plate 31 from being shifted.

In one embodiment, the angle adjustment assembly 2 includes: a second mounting plate 21 and an angle drive mechanism. The second mounting plate 21 has a first end and a second end which are opposite to each other, the first end of the second mounting plate 21 is pivoted with the upper plate surface of the first mounting plate 31, the driving assembly 1 is mounted on the upper plate surface of the second mounting plate 21, the angle driving mechanism is pivoted with the second end of the second mounting plate 21, and the angle driving mechanism is used for adjusting the height of the second end of the second mounting plate 21 so as to adjust the angle between the axial direction of the driving assembly 1 and the horizontal line.

Referring to fig. 1 and 4, in particular, the angle driving mechanism includes: a second bracket 22, a rotating part, a screw 23 and a second driving part 24. The second bracket 22 is mounted to the first mounting plate 31 and a rotatable member, including but not limited to an optional nut, is internally threaded and is rotatably coupled to the second bracket 22. The lead screw 23 is provided with an external thread, and is arranged in the rotating part along the vertical direction, the external thread of the lead screw 23 is in threaded connection with the internal thread of the rotating part, the upper end of the lead screw 23 is pivoted with the second end of the second mounting plate 21, and the second driving part 24 is connected with the rotating part and is used for rotating the rotating part. The second drive member 24 includes, but is not limited to, an optional manual wheel. The staff rotates the second driving piece, and the second driving piece drives and rotates a rotation, rotates the piece and drives the lead screw 23 with its spiro union and follow vertical direction motion, makes the second end height of the second mounting panel 21 with the pin joint of lead screw 23 upper end change, because the height of the first end of second mounting panel 21 is unchangeable this moment, adjusts the angle between second mounting panel 21 face and the water flat line promptly, and then adjusts the angle between the axial of installing drive assembly 1 on second mounting panel 21 and the water flat line.

Referring to fig. 1 and 3, in one embodiment, the driving assembly 1 includes: a handpiece 11 and a rotary drive mechanism 12. The machine head 11 is used for clamping the target part 100 and driving the target part 100 to rotate, and the rotary driving mechanism is in driving connection with the machine head 11 and used for driving the machine head 11 to drive the target part 100 to rotate. The rotation driving mechanism 12 includes, but is not limited to, an optional motor, which is connected to the handpiece 11 through a transmission member and drives the handpiece 11 to rotate the target part 100. Alternatively, the transmission member includes a speed reducer 13 and a transmission belt 14, an output portion of the motor is connected to the speed reducer 13, and an output portion of the speed reducer 13 is connected to the rotating portion of the handpiece 11 through the transmission belt and drives the rotating portion of the handpiece to rotate. Optionally, the transmission further comprises an adjustment wheel 15, the adjustment wheel 15 being used to adjust the reduction ratio of the reducer 13.

In one embodiment, the head assembly further includes a base 4, and the height adjustment assembly 3 is mounted on the base 4.

In one embodiment, the head assembly further comprises a first front-rear position adjusting assembly 5, the first front-rear position adjusting assembly 5 is mounted on the base 4, the height adjusting assembly 3 is mounted on the first front-rear position adjusting assembly 5, and the first front-rear position adjusting assembly 5 is used for adjusting the position of the height adjusting assembly 3 along the length direction of the base 4.

In one embodiment, the first fore-aft position adjusting assembly 5 includes a first slide mechanism and a first drive mechanism. The first sliding mechanism and the first driving mechanism are installed on the base 4, the height adjusting assembly 3 is installed on the first sliding mechanism, and the first driving mechanism is connected with the height adjusting assembly 3 and used for driving the height adjusting assembly 3 to slide on the first sliding mechanism.

In one embodiment, the first sliding mechanism includes a pulley 51 and a first sliding rail 52, the pulley 51 is installed at the bottom of the height adjusting assembly 3, the pulley 51 includes but is not limited to a concave pulley with a concave surface concave inwards from the middle of the selected wheel surface, the first sliding rail 52 is installed on the upper surface of the base 4 along the length direction of the base 4, and the concave pulley 51 cooperates with the first sliding rail 52. The first driving mechanism comprises a first threaded rod 53, a first threaded sleeve rod 54 and a first manual rotating wheel 55, the first threaded sleeve rod 54 is installed on the base 4, the first threaded rod 53 is sleeved in the first threaded sleeve rod 54, one end of the first threaded rod is connected with the height adjusting assembly 3, and the other end of the first threaded rod is connected with the first manual rotating wheel 55. The staff rotates the first manual wheel 55 and drives the first threaded rod 53 connected with the first manual wheel to rotate, so as to push the height adjusting assembly 3 to move along the length direction of the base 4.

In one embodiment, the head assembly further includes a second forward-backward position adjusting assembly 6, the second forward-backward position adjusting assembly 6 being mounted on the second mounting plate 21, the driving assembly 1 being mounted on the second forward-backward position adjusting assembly 6, the second forward-backward position adjusting assembly 6 being used to adjust the position of the driving assembly 1 in the axial direction thereof.

In one embodiment, the second fore-aft position adjusting assembly 6 includes a second slide mechanism and a second drive mechanism. The second sliding mechanism and the second driving mechanism are installed on the second installation plate 21, the driving assembly 1 is installed on the second sliding mechanism, and the second driving mechanism is connected with the second sliding mechanism and used for driving the driving assembly 1 to slide on the second sliding mechanism.

In one embodiment, the second sliding mechanism includes a second sliding rail and a first sliding plate 61, the second sliding rail is disposed on the upper plate surface of the second mounting plate 21 along the axial direction of the driving assembly 1, and the lower plate surface of the first sliding plate 61 is provided with a sliding groove along the axial direction of the driving assembly 1, and the sliding groove is matched with the second sliding rail, so that the first sliding plate 61 can slide on the second sliding rail along the axial direction of the driving assembly 1. The second driving mechanism comprises a second threaded rod 62, a second threaded sleeve rod and a second manual rotating wheel 63, the second threaded sleeve rod is installed on the second installation plate 21, the second threaded rod 62 is sleeved in the second threaded sleeve rod, one end of the second threaded rod is connected with the first sliding plate 61, and the other end of the second threaded rod is connected with the second manual rotating wheel 63. The worker rotates the second manual rotating wheel 63 and drives the second threaded rod 62 connected with the second manual rotating wheel to rotate, so that the first sliding plate 61 is pushed to slide on the second sliding rail, and the position of the driving assembly 1 in the axial direction is adjusted.

Referring to fig. 2 and 4, in one embodiment, the head assembly further includes a left-right position adjusting assembly 7, the left-right position adjusting assembly 7 is mounted on the first mounting plate 31, the angle adjusting assembly 2 is mounted on the left-right position adjusting assembly 7, and the left-right position adjusting assembly 7 is used for adjusting the position of the angle adjusting assembly 2 along the width direction of the base 4.

In one embodiment, the left-right position adjusting assembly 7 includes a third slide mechanism and a third drive mechanism. The third sliding mechanism and the third driving mechanism are installed on the first installation plate 31, the angle adjusting assembly 2 is installed on the third sliding mechanism, and the third driving mechanism is connected with the third sliding mechanism and is used for driving the angle adjusting assembly 2 to slide on the third sliding mechanism.

In one embodiment, the third sliding mechanism includes a second sliding plate 71, the upper plate surface of the first mounting plate 31 is provided with a first sliding groove 311 along the width direction of the base 4, the side plate surface is provided with a second sliding groove 312 along the width direction of the base 4, the lower plate surface of the second sliding plate 71 is provided with a sliding protrusion 711 matching with the first sliding groove 311 along the width direction of the base 4, and the side plate surface is provided with a sliding portion 712 matching with the second sliding groove 312 along the width direction of the base 4. The first slide groove 311 and the second slide plate 71, and the second slide groove 312 and the slide portion 712 cooperate with each other, respectively, to slide the second slide plate 71 on the first mounting plate 31 in the width direction of the base 4. The third driving mechanism comprises a third threaded rod, a third threaded sleeve rod and a third manual rotating wheel, the third threaded sleeve rod is installed on the first installation plate 31, the third threaded rod is sleeved in the third threaded sleeve rod, one end of the third threaded rod is connected with the second sliding plate 71, and the other end of the third threaded rod is connected with the third manual rotating wheel. The staff rotates the third manual runner to drive the third threaded rod connected with it to rotate, push the second sliding plate 71 to slide on the first mounting plate 31, and then adjust the position of the driving component 1 along the width direction of the base 4.

As shown in fig. 5, a head assembly according to a second embodiment of the present invention is now described, main technical features of this embodiment are substantially the same as those of the first embodiment, and are not repeated herein, and the main differences from the first embodiment are as follows:

the lifting driving mechanism selects a hydraulic mechanism, and the hydraulic mechanism comprises: the output rod 36 is connected with the hydraulic device 35, the hydraulic device 35 drives the output rod 36 to move in the vertical direction, and one end, away from the hydraulic device 35, of the output rod 36 is connected with the lower plate surface of the first mounting plate 31. The hydraulic device 35 does work to drive the output rod 36 to move in the vertical direction, so that the height of the first mounting plate 31 is adjusted.

Specifically, the hydraulic device 35 is composed of five parts, i.e., a power element, an actuator, a control element, an auxiliary element, and hydraulic oil. The power element serves to convert the mechanical energy of the prime mover into hydraulic pressure energy, in particular a hydraulic pump in a hydraulic system, which supplies power to the entire hydraulic machine. The hydraulic pump is generally in the form of a gear pump, a vane pump, a plunger pump and a screw pump. The actuators (such as hydraulic cylinders and hydraulic motors) are used for converting pressure energy of liquid into mechanical energy to drive the load to reciprocate linearly. Control elements (i.e., various hydraulic valves) control and regulate the pressure, flow, and direction of fluid in the hydraulic system. The hydraulic valve may be divided into a pressure control valve, a flow control valve and a directional control valve according to the control function. The pressure control valve comprises an overflow valve (safety valve), a pressure reducing valve, a sequence valve, a pressure relay and the like; the flow control valve comprises a throttle valve, a regulating valve, a flow distributing and collecting valve and the like; the directional control valve comprises a one-way valve, a hydraulic control one-way valve, a shuttle valve, a reversing valve and the like. The hydraulic valves may be divided into on-off control valves, fixed value control valves and proportional control valves according to the control mode. The auxiliary elements comprise an oil tank, an oil filter, a cooler, a heater, an energy accumulator, an oil pipe, a pipe joint, a sealing ring, a quick-change joint, a high-pressure ball valve, a rubber pipe assembly, a pressure measuring joint, a pressure gauge, an oil level gauge, an oil temperature gauge and the like. Hydraulic oil is a working medium for transferring energy in a hydraulic system, and includes various mineral oils, emulsion, synthetic hydraulic oil and the like. The drive output rod 36 is connected to the actuator and is driven by the actuator to reciprocate linearly.

The invention is not to be considered as limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.