CN118237901A - Assembling equipment for gas spring piston rod assembly - Google Patents

Abstract

The invention discloses assembly equipment of a gas spring piston rod assembly, and relates to the technical field of gas spring production. Through setting up assembly devices, can be in succession automatic pick up the uide bushing to assemble the uide bushing that will pick up on the gas spring piston rod, accomplish the assembly work of gas spring piston rod subassembly fast, realize the automatic high-efficient assembly work of gas spring piston rod subassembly, through setting up assembly devices, power unit, lift drive assembly, actuating mechanism and conveying subassembly one, conveying subassembly two can realize the assembly work to the gas spring piston rod subassembly, make the structural design of the equipment of this gas spring piston rod subassembly simple, reduced the manufacturing cost of gas spring piston rod subassembly, the staff of being convenient for overhauls equipment and maintains the work simultaneously. Through setting up equipment mechanism, lift drive assembly and actuating mechanism, reach the purpose with the uide bushing centre gripping jointly, need not to set up power device alone for equipment mechanism's lift and centre gripping action.

Description

Assembling equipment for gas spring piston rod assembly

Technical Field

The invention relates to the technical field of gas spring production, in particular to an assembling device for a gas spring piston rod assembly.

Background

A gas spring is a device for generating a spring action by using gas pressure, and is generally used in the fields of industry, automobiles, aerospace and the like, and is used for various applications such as shock absorption, support, motion control and the like.

The gas spring mainly comprises a cylinder barrel, a piston rod, a guide sleeve and the like, wherein the piston rod and the guide sleeve are assembled to form a piston rod assembly.

The automatic gas spring assembling machine disclosed in the patent application with the reference of publication number CN111872674B grabs a piston rod onto an assembling bench through a piston rod grabbing mechanical arm assembly, a guide sleeve vibration feeding assembly vibrates a guide sleeve to a feeding position, a multi-degree-of-freedom mechanical arm places the guide sleeve on the assembling bench, and the guide sleeve is pressed into the piston rod through a press-fitting cylinder on the assembling bench; the piston rod feeding mechanism vertically places the piston rod after the guide sleeve is assembled on a clamping assembly on the rotating disc; the sealing ring feeding mechanism grabs the sealing ring, the sealing ring is pressed on a piston rod which is rotated to a sealing ring feeding station through a rotating disc and is assembled with the guide sleeve, the piston rod provided with the sealing ring and the guide sleeve rotates to the next station along with the rotating disc, and then the piston rod feeding mechanism grabs the piston rod, so that the cylinder body and the piston rod are assembled.

The above patents were analyzed comprehensively to obtain the following drawbacks:

The existing equipment for assembling the gas spring piston rod assembly adopts power components such as a mechanical arm, a large number of cylinders and the like, so that the equipment structure is extremely complex, the working process is extremely complicated, the difficulty is increased for subsequent overhaul and maintenance work, and the manufacturing cost of the equipment and the energy consumption cost in the operation process are increased;

The existing equipment is provided with a large number of air cylinders as an assembly power source, and can finish assembly line type assembly operation by carrying out high-precision motion cooperation design on the air cylinders, so that the debugging and use difficulty of the equipment are increased, and the equipment cannot be rapidly put into use.

Accordingly, the present invention proposes an assembling apparatus for a gas spring piston rod assembly to solve the above-mentioned problems.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the assembly equipment of the gas spring piston rod assembly, which solves the problems that the prior assembly equipment adopts power components such as a mechanical arm, a large number of air cylinders and the like, so that the equipment structure is extremely complex, the working process is extremely complicated, the difficulty is increased for subsequent overhaul and maintenance work, and the manufacturing cost of the equipment and the energy consumption cost in the operation process are also increased; the existing equipment is provided with a large number of air cylinders as an assembly power source, high-precision motion coordination design is required among a plurality of air cylinders, the debugging and using difficulty of the equipment is increased, and the equipment cannot be rapidly put into use.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an equipment of gas spring piston rod subassembly, includes the support section of thick bamboo, the cover is equipped with the assembly device who is used for assembling gas spring piston rod and uide bushing on the outer wall of support section of thick bamboo, assembly device is including setting up the power unit on the support section of thick bamboo outer wall, the equidistance is provided with a plurality of equipment mechanisms that are used for pressing from both sides to get the uide bushing and install the uide bushing on gas spring piston rod on the outer wall of power unit, the top of support section of thick bamboo and the below of equipment mechanism are provided with respectively and are used for the cooperation equipment mechanism to accomplish the lift drive assembly and the actuating mechanism of uide bushing clamp and move, uide bushing release action, both sides are provided with respectively and are used for carrying gas spring piston rod and uide bushing's conveying subassembly one, conveying subassembly two's top equidistance is provided with a plurality of piston rod carrier units and uide bushing carrier unit respectively.

Further, the power mechanism comprises a mounting seat fixedly sleeved on the outer wall of the supporting cylinder and an annular groove formed in the outer wall of the mounting seat, a toothed ring is slidably arranged in the annular groove, a plurality of first supporting arms are fixedly arranged on the outer wall of the toothed ring at equal intervals, a transmission through groove communicated with the annular groove is formed in the inner wall of the mounting seat, and a driving part for driving the toothed ring to rotate is arranged in the transmission through groove.

Further, the driving part comprises a servo motor fixedly arranged in the cavity of the supporting cylinder and a gear III fixedly arranged on an output shaft of the servo motor, a gear I and a gear II are respectively arranged above and below the inside of the transmission through groove, the gear I and the gear ring are in meshed connection, the gear I and the gear II are fixedly sleeved on the outer wall of the same transmission shaft together, two ends of the transmission shaft are rotatably arranged on the inner wall of the transmission through groove, and a toothed belt is meshed on the outer wall of the gear II and the outer wall of the gear III together.

Further, the assembly mechanism comprises a support arm II which is detachably arranged at one end of the support arm II and two bearing sleeves which are fixedly arranged on the upper side and the lower side of the two side walls of the support arm II through bolts, a lifting rod is jointly and slidably penetrated in the bearing sleeves, an arc-shaped pressed block is fixedly arranged at the top end of the lifting rod, guide rods I are fixedly arranged on the left side and the right side of the bottom of the arc-shaped pressed block, the bottom end of each guide rod I slidably penetrates through the two bearing sleeves and extends to the outside, a spring I is arranged on the outer wall of each guide rod I and is positioned between the arc-shaped pressed block and the corresponding bearing sleeve in a sliding mode, and a guide sleeve pickup mechanism for clamping the guide sleeve is detachably arranged at the bottom end of the lifting rod.

Further, uide bushing pickup mechanism includes the barrel in lifter bottom and sets up the annular slab in the barrel top through flange joint, the fixed hemisphere lug that is provided with in top one side of annular slab, and the bottom of annular slab is evenly fixed to be provided with a plurality of guide bars two, the bottom slip of guide bar two runs through the barrel and extends to its inside, slide the cover and be equipped with spring two on the outer wall of guide bar two and be located between annular slab and the barrel, the bottom of annular slab evenly is provided with a plurality of clamping unit, evenly offered a plurality of square logical grooves that are used for the cooperation clamping unit to accomplish the centre gripping action on the outer wall of barrel.

Further, the clamping unit is including fixed the setting at the centre gripping arm of annular plate bottom, set up the lift logical groove on the centre gripping arm lateral wall and set up the rectangular shape logical groove that leads to the groove in centre gripping arm outer wall both sides and be linked together with the lift logical groove, the inside slip in lift logical groove is provided with the wedge drive piece, the top rotation of wedge drive piece is provided with the screw rod, the fixed diaphragm that is provided with on the inner wall in lift logical groove, the screw rod screw thread runs through the diaphragm and fixedly is provided with adjust knob, one side of wedge drive piece just is located the inside slip in square logical groove and is provided with the wedge grip block, the outer wall both sides of wedge grip block are all fixed and are provided with the guide bar III, the guide bar III slip runs through the barrel and extends to its inside, on the outer wall of guide bar III and be located between wedge drive piece and the barrel slip cap be equipped with the spring III, fixedly on the lateral wall of wedge drive piece is provided with the pointer in rectangular shape logical inslot, set up the scale that is used for instructing the pointer position on the lateral wall of centre gripping arm.

Further, the driving mechanism comprises an annular carrier plate fixedly arranged on the side wall of the supporting cylinder through a bracket, and an arc-shaped driving block for pushing the clamping unit to move downwards and completing clamping action is fixedly arranged at the bottom of the annular carrier plate.

Further, the piston rod carrier unit includes lifts the subassembly and sets up the piston rod clamping cylinder that is used for loading the gas spring piston rod on lifting the subassembly, lift the subassembly and include the loading board and offer the buffer tank in loading board top both sides, the inside slip in buffer tank is provided with the slider, the both ends of slider are all fixed to be provided with guide bar IV, guide bar IV's one end slip runs through the buffer tank and extends to outside, just be located on guide bar IV's the outer wall and slide the cover is equipped with spring IV between the slider and the buffer tank inner wall.

Further, the guide sleeve carrier unit comprises a bearing assembly and a guide sleeve clamping cylinder which is detachably arranged at the top of the bearing assembly through bolts.

Further, the lifting driving assembly comprises a bearing disc fixedly arranged at the top end of the supporting cylinder, an arc-shaped protruding block I and an arc-shaped protruding block II are fixedly arranged on two sides of the bottom of the bearing disc respectively, and the arc-shaped protruding block I and the arc-shaped protruding block II are used for driving the assembly mechanism to move downwards respectively and are matched with each other to complete clamping and releasing operations of the guide sleeve.

The invention provides an assembling device for a gas spring piston rod assembly. Compared with the prior art, the method has the following beneficial effects:

1. the assembling equipment for the gas spring piston rod assembly comprises an assembling mechanism, a power mechanism, a lifting driving assembly, a driving mechanism, a conveying assembly I and a conveying assembly II, wherein the assembling mechanism is used for assembling the gas spring piston rod and the guide sleeve, the guide sleeve can be continuously and automatically picked up, the picked-up guide sleeve is assembled on the gas spring piston rod, the assembling work of the gas spring piston rod assembly is rapidly completed, the automatic efficient assembling work of the gas spring piston rod assembly is realized, and secondly, the assembling equipment for the gas spring piston rod assembly can realize the assembling work of the gas spring piston rod assembly by arranging the assembling mechanism, the power mechanism, the lifting driving assembly, the driving mechanism, the conveying assembly I and the conveying assembly II, so that the structural design of the assembling equipment for the gas spring piston rod assembly is simple, workers can rapidly know the structural principle and the operation mode, rapid debugging and use can be performed, the production cost and the use difficulty of the gas spring piston rod assembly are reduced, and workers are convenient to overhaul and maintain the equipment.

2. The assembling equipment of the gas spring piston rod assembly is provided with an assembling mechanism, a lifting driving assembly and a driving mechanism, and can push an arc pressed block to move downwards by utilizing an arc convex block in the rotating process of the assembling mechanism, so that the purposes that a guide sleeve picking mechanism is close to a guide sleeve and covers the guide sleeve in the guide sleeve are achieved, and a foundation is laid for the follow-up execution of the clamping operation of the guide sleeve; secondly, actuating mechanism can promote a plurality of centre gripping arms simultaneously and move down, utilize a plurality of wedge drive blocks to realize promoting a plurality of wedge grip blocks on the corresponding position and gather together to the intermediate position, reach the purpose with the uide bushing centre gripping jointly, the action that assembled mechanism is close to the uide bushing and the action of centre gripping uide bushing all are accomplished at its rotation in-process cooperation lift drive assembly and actuating mechanism, need not to set up power device alone for assembled mechanism's lift and centre gripping action, thereby make the structure simpler, compared the equipment of traditional gas spring piston rod subassembly, need not to set up a large amount of cylinder drive structures, the cost of having saved the power device of setting up.

3. The utility model provides an equipment of air spring piston rod subassembly, through setting up subassembly mechanism, can utilize the screw rod to adjust the position height of wedge drive piece to regard as the regulation reference with the scale wire casing, thereby realize the accurate regulation to wedge drive position, and then reach the height at control wedge drive piece bottom distance wedge grip block top, the distance size that control wedge drive piece promotes wedge grip block to the inside removal of barrel promptly, make can form the centre gripping space of multiple size between the relative lateral wall of a plurality of wedge grip blocks, reach the purpose that realizes the outside diameter uide bushing of centre gripping different sizes, increased the application scope of equipment of this air spring piston rod subassembly, the practicality is improved.

4. The utility model provides an equipment of air spring piston rod subassembly, through setting up piston rod carrier unit, the loading board is when receiving the pulling force on the horizontal direction, and it can slide certain distance relative slider to can guarantee in the centre gripping unit is accomplishing the centre gripping action to the uide bushing in the twinkling of an eye, the loading board can obtain the buffering effect in the certain distance, and the pulling force when avoiding the centre gripping subassembly to remove leads to the fact the damage to the uide bushing, guarantees that uide bushing and centre gripping process steadily go on, has also improved the fault-tolerant rate of uide bushing clamping process simultaneously.

Drawings

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

FIG. 2 is a schematic diagram of a second overall perspective structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the power mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the portion C of FIG. 3 according to the present invention;

FIG. 5 is a schematic cross-sectional view of the mounting base of the present invention;

FIG. 6 is a schematic view of an exploded view of the assembly mechanism of the present invention;

FIG. 7 is a schematic cross-sectional view of a guide sleeve pick-up mechanism of the present invention;

FIG. 8 is a schematic view of the internal structure of the cylinder according to the present invention;

FIG. 9 is a schematic view showing an exploded state of the clamping unit according to the present invention;

FIG. 10 is an enlarged schematic view of the portion D of FIG. 9 according to the present invention;

FIG. 11 is a schematic diagram of a driving mechanism according to the present invention;

FIG. 12 is an enlarged schematic view of the portion A of FIG. 1 according to the present invention;

FIG. 13 is an enlarged schematic view of the portion B of FIG. 2 according to the present invention;

FIG. 14 is a schematic view of a piston rod carrier unit according to the present invention;

FIG. 15 is an enlarged schematic view of the portion E of FIG. 14 according to the present invention;

fig. 16 is a schematic view of a guide sleeve carrier unit structure according to the present invention.

In the figure: 1. a support cylinder; 2. a power mechanism; 21. a mounting base; 22. a first supporting arm; 23. an annular groove; 24. a toothed ring; 25. a transmission through groove; 26. a first gear; 27. a second gear; 28. a servo motor; 29. a third gear; 210. toothed belts; 3. an assembly mechanism; 31. a second supporting arm; 32. a bearing sleeve; 33. a lifting rod; 34. arc pressed blocks; 35. a first guide rod; 36. a first spring; 37. a guide sleeve pick-up mechanism; 371. a cylinder; 372. an annular plate; 373. hemispherical bumps; 374. a second guide rod; 375. a second spring; 376. square through groove; 377. a clamping unit; 3771. a clamping arm; 3772. lifting through grooves; 3773. a strip-shaped through groove; 3774. a wedge-shaped driving block; 3775. a screw; 3776. a cross plate; 3777. wedge-shaped clamping blocks; 3778. a guide rod III; 3779. a third spring; 37710. a pointer; 37711. graduated wire grooves; 4. a carrying tray; 5. arc-shaped protruding blocks I; 6. arc-shaped convex blocks II; 7. a driving mechanism; 71. an annular carrier plate; 72. an arc-shaped driving block; 8. a first conveying assembly; 9. a piston rod carrier unit; 91. a carrying plate; 92. a piston rod clamping cylinder; 93. a buffer tank; 94. a slide block; 95. a guide rod IV; 96. a spring IV; 10. a second conveying assembly; 11. a guide bush carrier unit; 111. a carrier assembly; 112. the guide sleeve clamps the cylinder.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1 to 16, the present invention provides four technical solutions: an assembling device for a gas spring piston rod assembly, specifically comprising the following embodiments:

Embodiment one: the utility model provides an equipment of gas spring piston rod subassembly, including supporting a section of thick bamboo 1, the cover is equipped with the assembly devices who is used for assembling gas spring piston rod and uide bushing on the outer wall of supporting a section of thick bamboo 1, assembly devices is including setting up power unit 2 on supporting a section of thick bamboo 1 outer wall, equidistance is provided with a plurality of equipment mechanism 3 that are used for pressing from both sides to get the uide bushing and install the uide bushing on gas spring piston rod on power unit 2's the outer wall, the top of supporting a section of thick bamboo 1 and the below of equipment mechanism 3 are provided with respectively and are used for cooperating equipment mechanism 3 to accomplish the lift drive assembly and the actuating mechanism 7 of uide bushing clamp removal, the uide bushing release action, both sides are provided with respectively in the front and back of supporting a section of thick bamboo 1 and are used for carrying gas spring piston rod and uide bushing's conveying subassembly one 8, conveying subassembly two 10, conveying subassembly one 8, conveying subassembly two 10's top equidistance is provided with a plurality of piston rod carrier units 9 and uide bushing carrier unit 11 respectively.

The driving mechanism 7 comprises an annular carrier plate 71 fixedly arranged on the side wall of the supporting cylinder 1 through a bracket, an arc-shaped driving block 72 for pushing the clamping unit 377 to move downwards is fixedly arranged at the bottom of the annular carrier plate 71, clamping actions are completed, chamfering is performed at two ends of the arc-shaped driving block 72, and smooth contact is ensured when the hemispherical convex block 373 and the arc-shaped driving block 72 meet.

The piston rod carrier unit 9 includes lifts the subassembly and sets up and is used for loading the piston rod clamping cylinder 92 of gas spring piston rod on lifting the subassembly, lifts the subassembly and includes the loading board 91 and sets up the buffer tank 93 in loading board 91 top both sides, the inside slip of buffer tank 93 is provided with slider 94, the both ends of slider 94 are all fixed to be provided with guide bar four 95, the one end slip of guide bar four 95 runs through buffer tank 93 and extends to the outside, the slip cap is equipped with spring four 96 on the outer wall of guide bar four 95 and be located between slider 94 and the buffer tank 93 inner wall. The structure of the first conveying component 8 and the second conveying component 10 is the same, the first conveying component 8 and the second conveying component 10 are widely used in the prior art, the specific working principle of the first conveying component 8 is not repeated here, the first conveying component 8 comprises a conveying support, chain wheels, a driving chain and a conveying servo motor, the chain wheels are rotatably arranged on the inner wall of the conveying support, the driving chain is sleeved on the outer walls of two adjacent chain wheels to carry out power transmission, the conveying servo motor is fixedly arranged on the conveying support, an output shaft of the conveying servo motor is fixedly connected with one of the chain wheels, the sliding blocks 94 are fixedly arranged on the conveying chain, and the two sliding blocks 94 in opposite positions jointly lift the bearing plate 91. The top of the carrier plate 91 is provided with an installation through hole, and the piston rod clamping cylinder 92 is detachably arranged in the installation through hole through bolts. By programming and controlling the transmission servo motor, the guide sleeve carrier unit 11 of one loading guide sleeve is close to a position just below the arc-shaped convex block I5 in the process that one guide sleeve pickup mechanism 37 is pushed downwards by the arc-shaped convex block I5, and the inner diameter of the cylinder 371 is far larger than the outer diameter of the guide sleeve, so that the guide sleeve cannot interfere with the cylinder 371 and any structure inside the cylinder 371 when the bottom of the cylinder 371 just covers the top of the guide sleeve; meanwhile, the hemispherical bump 373 is just contacted with one end of the arc-shaped driving block 72, and the hemispherical bump 373 gradually slides to the horizontal area at the bottom of the hemispherical bump 373 along the inclined plane of the arc-shaped driving block 72, in the process, the annular plate 372 moves downwards synchronously along with the hemispherical bump 373 under the action of the downward pressure, and when the clamping arm 3771 moves downwards, the plurality of wedge-shaped driving blocks 3774 synchronously push the plurality of wedge-shaped clamping blocks 3777 to approach the central position of the cylinder 371, so that the clamping of the guide sleeve is completed together; secondly, when the guide sleeve picking mechanism 37 after clamping the guide sleeve rotates clockwise to be close to the arc-shaped convex block II 6, the arc-shaped convex block II 6 pushes the assembly mechanism 3 to move downwards, at the moment, one of the piston rod carrier units 9 on the conveying assembly II 10 loads a gas spring piston rod just to be located right below the arc-shaped convex block II 6, at the moment, the guide sleeve picking mechanism 37 for clamping the guide sleeve just covers the top of the gas spring piston rod, and meanwhile, the other ends of the hemispherical convex block 373 and the arc-shaped driving block 72 are separated, so that the release operation of the guide sleeve is completed.

The guide bush carrier unit 11 includes a bearing assembly 111 and a guide bush clamping cylinder 112 detachably provided on top of the bearing assembly 111 by bolts. The carrier assembly 111 and the lift assembly are identical in construction. The guide sleeve clamping cylinder 112 with different sizes can be correspondingly used for clamping the guide sleeves with different sizes through disassembly and replacement.

The lifting driving assembly comprises a bearing disc 4 fixedly arranged at the top end of the supporting cylinder 1, an arc-shaped protruding block I5 and an arc-shaped protruding block II 6 are fixedly arranged on two sides of the bottom of the bearing disc 4 respectively, the arc-shaped protruding block I5 and the arc-shaped protruding block II 6 are used for driving the assembling mechanism 3 to move downwards respectively, and the guiding sleeve clamping and releasing operation is completed in a matched mode.

Embodiment two: the main difference between this embodiment and the first technical solution is that: the utility model provides an equipment of air spring piston rod subassembly, power unit 2 is including fixed cover establishes mount pad 21 on the support section of thick bamboo 1 outer wall and offer ring channel 23 on the mount pad 21 outer wall, and the inside slip of ring channel 23 is provided with ring gear 24, and equidistant fixed a plurality of support arms one 22 of being provided with on the outer wall of ring gear 24, offer on the inner wall of mount pad 21 with the transmission logical groove 25 that ring channel 23 is linked together, the inside of transmission logical groove 25 is provided with the drive part that is used for driving ring gear 24 pivoted. The driving part comprises a servo motor 28 fixedly arranged in the cavity of the supporting cylinder 1 and a gear III 29 fixedly arranged on an output shaft of the servo motor 28, a gear I26 and a gear II 27 are respectively arranged above and below the inside of the transmission through groove 25, the gear I26 is connected with the toothed ring 24 in a meshed manner, the gear I26 and the gear II 27 are fixedly sleeved on the outer wall of the same transmission shaft together, two ends of the transmission shaft are rotatably arranged on the inner wall of the transmission through groove 25, and a toothed belt 210 is meshed on the outer wall of the gear II 27 and the outer wall of the gear III 29 together. A through hole is formed in the outer wall of the support cylinder 1 at the opposite side to the transmission through groove 25, and the through hole can allow the toothed belt 210 to pass through, so that power transmission is completed. Guide rings are fixedly arranged at the top and the bottom of the toothed ring 24, annular grooves matched with the guide rings are formed at the top and the bottom of the annular groove 23, and the guide rings are slidably arranged in the annular grooves to ensure that teeth on the side walls of the guide rings cannot interfere with the side walls of the annular groove 23.

Embodiment III: the main difference between this embodiment and the second technical solution is that: the equipment of air spring piston rod subassembly, equipment mechanism 3 includes through the bolt can dismantle the support arm second 31 that sets up in support arm first 22 one end and two fixed bearing sleeve 32 that set up both sides about support arm second 31 lateral wall, the inside of two bearing sleeve 32 slides jointly and runs through a lifter 33, the fixed arc pressurized piece 34 that is provided with in top of lifter 33, the left and right sides of arc pressurized piece 34 bottom all is fixed and is provided with guide bar first 35, the bottom slip of guide bar first 35 runs through two bearing sleeve 32 and extends to the outside, the sliding sleeve is equipped with spring first 36 on the outer wall of guide bar first 35 and be located arc pressurized piece 34 and bearing sleeve 32 between, the bottom of lifter 33 can be dismantled and be provided with the uide bushing pickup mechanism 37 that is used for centre gripping uide bushing.

The uide bushing pickup mechanism 37 includes the barrel 371 of passing through flange joint in lifter 33 bottom and sets up the annular slab 372 in barrel 371 top, the fixed hemisphere lug 373 that is provided with in top one side of annular slab 372, and the bottom of annular slab 372 is evenly fixed to be provided with a plurality of guide bars two 374, the bottom slip of guide bar two 374 runs through barrel 371 and extends to its inside, and the slip cap is equipped with spring two 375 on the outer wall of guide bar two 374 and be located between annular slab 372 and the barrel 371, the bottom of annular slab 372 evenly is provided with a plurality of clamping unit 377, evenly seted up a plurality of square logical grooves 376 that are used for the cooperation clamping unit 377 to accomplish the centre gripping action on the outer wall of barrel 371.

Embodiment four: the main difference between this embodiment and the third technical solution is that: the equipment of air spring piston rod subassembly, clamping unit 377 is including fixed the centre gripping arm 3771 of setting in the annular slab 372 bottom, set up the lift logical groove 3772 on the centre gripping arm 3771 lateral wall and set up the rectangular logical groove 3773 that leads to groove 3772 to be linked together in centre gripping arm 3771 outer wall both sides and with lift, the inside slip of going up and down logical groove 3772 is provided with wedge drive piece 3774, wedge drive piece 3774's top rotation is provided with screw rod 3775, the fixed diaphragm 3776 that is provided with on the inner wall of going up and down logical groove 3772, screw rod 3775 screw thread runs through diaphragm 3776 and fixedly is provided with adjust knob, one side of wedge drive piece 3774 just is located square logical groove 376's inside slip and is provided with wedge grip piece 3777, wedge grip piece 3777's outer wall both sides are all fixed and are provided with three 3778 of guide bar, three 3778 of guide bar slides and runs through barrel 371 and extends to its inside, on the outer wall of three 3778 guide bar and lie in wedge drive piece 3774 and barrel 371 between the slip cap be equipped with spring three 3779, the fixed pointer 37724's that is provided with on wedge drive piece 3774's the lateral wall is fixed on the lateral wall and is provided with the indicator of long logical groove 3771's the lateral wall 37711 in the position of square straight line 3771. The side wall of the wedge-shaped clamping block 3777 far away from the wedge-shaped driving block 3774 is uniformly and fixedly provided with a plurality of rubber bumps for increasing the friction force between the wedge-shaped clamping block 3777 and the guide sleeve, and the clamping buffer effect can be achieved in the process of clamping the guide sleeve due to certain elasticity of rubber materials.

During use, as the piston rod clamping cylinder 92 and the guide sleeve clamping cylinder 112 are both designed to be detachable from the bearing plate 91, the piston rod clamping cylinder 92 with the corresponding size in the piston rod carrier unit 9 is replaced according to the size of the gas spring piston rod to be assembled before working, so that the gas spring piston rod can be stably placed in the piston rod clamping cylinder 92 just without shaking of the position in the horizontal direction. Similarly, the guide sleeve clamping cylinder 112 in the guide sleeve carrier unit 11 is replaced correspondingly in the same manner as the piston rod clamping cylinder 92, and the details are omitted here. Then, the clamping radius of the wedge-shaped clamping block 3777 is adjusted, and during adjustment, the initial position of the wedge-shaped driving block 3774 is a fixed value, and the clamping radius of the corresponding driving wedge-shaped clamping block 3777 at the initial position of the wedge-shaped driving block 3774 is also a fixed value, and the fixed value is a known value; At this time, the adjusting knob at the top end of the screw rod 3775 is manually rotated to drive the screw rod 3775 to rotate, and the screw rod 3775 and the transverse plate 3776 are in threaded connection, so that the ascending or descending action is completed under the drive of the screw rod 3775, the position of the observation pointer 37710 on the scale line groove 37711 is used for judging the clamping radius of the wedge-shaped clamping blocks 3777, the clamping radius of the plurality of wedge-shaped clamping blocks 3777 is increased by 1mm when the pointer 37710 is specified to move along the scale line groove 37711 from the initial position, otherwise, the pointer 37710 is moved by one scale distance when the pointer 37710 moves along the scale line groove 37711 from the initial position, The clamping radius of the plurality of wedge-shaped clamping blocks 3777 is reduced by 1mm, and the adjustment of the clamping radius of the clamping unit 377 is finished after the wedge-shaped driving blocks 3774 are adjusted to the proper positions according to the adjustment mode. then, the gas spring piston rod and the corresponding guide sleeve are sequentially and respectively placed in the piston rod clamping cylinder 92 and the guide sleeve clamping cylinder 112, and after the placement is completed, most areas of the tops of the gas spring piston rod and the guide sleeve are exposed out of the piston rod clamping cylinder 92 and the guide sleeve clamping cylinder 112, so that preparation is made for the clamping, picking and assembling work of the follow-up guide sleeve. Then, the first conveying component 8, the second conveying component 10 and the servo motor 28 are started simultaneously, the first conveying component 8 and the second conveying component 10 are driven to operate by the transmission servo motor, the servo motor 28 drives the third gear 29 to rotate, the power drives the second gear 27 to rotate by the toothed belt, the second gear 27 and the first gear 26 are jointly fixed on a transmission shaft, the first gear 26 drives the toothed ring 24 to rotate at a constant speed, the transmission servo motor is programmed to control the rotating speed of the transmission servo motor and the rotating speed of the servo motor 28 to be matched with each other, and in the process that one guide sleeve pickup mechanism 37 is pushed down by the first arc-shaped lug 5 to move downwards, The guide sleeve carrier unit 11 for loading the guide sleeve is just close to the position right below the arc-shaped protruding block I5, and the inner diameter of the cylinder 371 is far larger than the outer diameter of the guide sleeve, so that the guide sleeve cannot interfere with the cylinder 371 and any structure inside the cylinder 371 when the bottom of the cylinder 371 just covers the top of the guide sleeve, and movement time is provided for the arc-shaped driving block 72 to push the hemispherical protruding block 373 to move downwards and the wedge-shaped driving block 3774 to push the wedge-shaped clamping block 3777 to be close to each other; Meanwhile, the hemispherical bump 373 is just contacted with one end of the arc-shaped driving block 72, and the hemispherical bump 373 gradually slides to the horizontal area at the bottom of the hemispherical bump 373 along the inclined plane of the arc-shaped driving block 72, in the process, the annular plate 372 moves downwards synchronously along with the hemispherical bump 373 under the action of the downward pressure, and when the clamping arm 3771 moves downwards, the plurality of wedge-shaped driving blocks 3774 synchronously push the plurality of wedge-shaped clamping blocks 3777 to approach the central position of the cylinder 371, so that the clamping of the guide sleeve is completed together; after the clamping action is finished, the arc-shaped pressed block 34 is quickly separated from the arc-shaped protruding block 5, the clamping unit 377 carries the guide ring to ascend and restore to the original position, and at the moment, the bottoms of the hemispherical protruding block 373 and the arc-shaped driving block 72 are always contacted, so that the wedge-shaped clamping block 3777 continuously and stably clamps the guide sleeve, when the guide sleeve pick-up mechanism 37 behind the clamping guide sleeve rotates clockwise to be close to the arc-shaped protruding block 6, the arc-shaped protruding block 6 pushes the assembling mechanism 3 to move downwards, at the moment, one piston rod carrier unit 9 on the conveying assembly 10 loads a gas spring piston rod just below the arc-shaped protruding block 6, the guide sleeve picking mechanism 37 for clamping the guide sleeve moves down rapidly, the clamped guide sleeve is just sleeved on the top of the gas spring piston rod, the guide sleeve is pressed down continuously under the pushing of the arc-shaped protruding block II 6, meanwhile, the other ends of the hemispherical protruding block 373 and the arc-shaped driving block 72 are separated, the wedge-shaped driving block 3774 moves upwards, the wedge-shaped clamping block 3777 is pushed by an external force to reset rapidly, the clamping effect on the guide sleeve is lost, and the release operation on the guide sleeve is completed. The assembled gas spring piston rod assembly moves continuously along with the first conveying assembly 8, the assembled gas spring piston rod assembly is pulled upwards by a worker to take out the piston rod clamping cylinder 92, so that the assembly work of one group of gas spring piston rods and the guide sleeve is finished, and the subsequent assembly work of multiple groups of gas spring piston rods and the guide sleeve can be performed in a reciprocating manner.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. Assembly equipment of gas spring piston rod subassembly, including supporting a section of thick bamboo (1), its characterized in that:

The automatic assembling device is characterized in that an assembling mechanism for assembling the air spring piston rod and the guide sleeve is sleeved on the outer wall of the supporting cylinder (1), the assembling mechanism comprises a power mechanism (2) arranged on the outer wall of the supporting cylinder (1), a plurality of assembling mechanisms (3) for clamping the guide sleeve and installing the guide sleeve on the air spring piston rod are arranged on the outer wall of the power mechanism (2) at equal intervals, lifting driving components and driving mechanisms (7) for matching the assembling mechanisms (3) to complete the clamping and moving of the guide sleeve and the releasing action of the guide sleeve are respectively arranged at the top end of the supporting cylinder (1) and the lower side of the assembling mechanism (3), a conveying component I (8) and a conveying component II (10) for conveying the air spring piston rod and the guide sleeve are respectively arranged at the front side and the rear side of the supporting cylinder (1), and the tops of the conveying component I (8) and the conveying component II (10) are respectively provided with a plurality of piston rod carrier units (9) and guide sleeve carrier units (11) at equal intervals.

2. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 1 wherein: the power mechanism (2) comprises a mounting seat (21) fixedly sleeved on the outer wall of the supporting cylinder (1) and an annular groove (23) formed in the outer wall of the mounting seat (21), a toothed ring (24) is slidably arranged in the annular groove (23), a plurality of first supporting arms (22) are fixedly arranged on the outer wall of the toothed ring (24) at equal intervals, a transmission through groove (25) communicated with the annular groove (23) is formed in the inner wall of the mounting seat (21), and a driving part for driving the toothed ring (24) to rotate is arranged in the transmission through groove (25).

3. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 2 wherein: the driving part comprises a servo motor (28) fixedly arranged in a cavity of the supporting cylinder (1) and a gear III (29) fixedly arranged on an output shaft of the servo motor (28), a gear I (26) and a gear II (27) are respectively arranged above and below the inside of the transmission through groove (25), the gear I (26) and the toothed ring (24) are in meshed connection, the gear I (26) and the gear II (27) are fixedly sleeved on the outer wall of the same transmission shaft together, two ends of the transmission shaft are rotatably arranged on the inner wall of the transmission through groove (25), and a toothed belt (210) is meshed on the outer wall of the gear II (27) and the outer wall of the gear III (29) together.

4. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 2 wherein: the assembly mechanism (3) comprises a support arm II (31) detachably arranged at one end of a support arm I (22) through bolts and two bearing sleeves (32) fixedly arranged on the upper side and the lower side of the side wall of the support arm II (31), wherein two lifting rods (33) are jointly penetrated through the inside of the bearing sleeves (32) in a sliding mode, arc-shaped pressed blocks (34) are fixedly arranged at the top ends of the lifting rods (33), guide rod I (35) are fixedly arranged on the left side and the right side of the bottom of each arc-shaped pressed block (34), the bottom end of each guide rod I (35) penetrates through the two bearing sleeves (32) in a sliding mode and extends to the outside, a spring I (36) is arranged on the outer wall of each guide rod I (35) in a sliding mode and is arranged between each arc-shaped pressed block (34) and each bearing sleeve (32), and a guide sleeve pickup mechanism (37) for clamping the guide sleeves is detachably arranged at the bottom ends of the lifting rods (33).

5. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 4 wherein: the guide sleeve picking mechanism (37) comprises a cylinder body (371) connected to the bottom end of the lifting rod (33) through a flange and an annular plate (372) arranged above the cylinder body (371), a hemispherical protruding block (373) is fixedly arranged on one side of the top of the annular plate (372), a plurality of guide rods II (374) are uniformly and fixedly arranged on the bottom of the annular plate (372), the bottom of the guide rods II (374) penetrates through the cylinder body (371) in a sliding mode and extends into the cylinder body, a spring II (375) is arranged on the outer wall of the guide rods II (374) and is located between the annular plate (372) and the cylinder body (371) in a sliding mode, a plurality of square through grooves (376) for matching with the clamping units (377) to complete the clamping action are uniformly formed in the outer wall of the cylinder body (371).

6. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 5 wherein: clamping unit (377) including fixed centre gripping arm (3771) that sets up in annular plate (372) bottom, set up lift logical groove (3772) on centre gripping arm (3771) lateral wall and set up rectangular shape logical groove (3773) that are linked together in centre gripping arm (3771) outer wall both sides and with lift logical groove (3772), the inside slip of lift logical groove (3772) is provided with wedge drive piece (3774), the top rotation of wedge drive piece (3774) is provided with screw rod (3775), the fixed diaphragm (3776) that is provided with on the inner wall of lift logical groove (3772), screw rod (3775) screw thread runs through diaphragm (3776) and is fixed and is provided with adjust knob, one side of wedge drive piece (3774) and the inside slip that is located square logical groove (376) are provided with wedge clamp piece (3777), the outer wall both sides of wedge clamp piece (3777) all are fixed and are provided with guide bar three (3778), guide bar three (8) slip runs through barrel (371) and extends to its inside, guide bar three (3778) slip runs through barrel (3774) and extends to inside, guide bar three (3774) and guide bar (3774) are equipped with on the fixed on the lateral wall of wedge drive piece (3774) and the inside slide (3774), the side wall of the clamping arm (3771) is provided with a scale groove (37711) for indicating the position of the pointer (37710).

7. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 5 wherein: the driving mechanism (7) comprises an annular carrier plate (71) fixedly arranged on the side wall of the supporting cylinder (1) through a bracket, and an arc-shaped driving block (72) for pushing the clamping unit (377) to move downwards and completing the clamping action is fixedly arranged at the bottom of the annular carrier plate (71).

8. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 1 wherein: the piston rod carrier unit (9) comprises a lifting assembly and a piston rod clamping cylinder (92) arranged on the lifting assembly and used for loading a gas spring piston rod, the lifting assembly comprises a bearing plate (91) and buffer grooves (93) formed in two sides of the top of the bearing plate (91), sliding blocks (94) are arranged in the buffer grooves (93) in a sliding mode, four guide rods (95) are fixedly arranged at two ends of each sliding block (94), one end of each guide rod (95) penetrates through the buffer grooves (93) in a sliding mode and extends to the outside, and four springs (96) are arranged on the outer wall of each guide rod (95) in a sliding mode and located between the sliding blocks (94) and the inner walls of the buffer grooves (93).

9. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 1 wherein: the guide sleeve carrier unit (11) comprises a bearing assembly (111) and a guide sleeve clamping cylinder (112) which is detachably arranged at the top of the bearing assembly (111) through bolts.

10. An assembly apparatus for a gas spring piston rod assembly as set forth in claim 1 wherein: the lifting driving assembly comprises a bearing disc (4) fixedly arranged at the top end of the supporting cylinder (1), arc-shaped protruding blocks I (5) and arc-shaped protruding blocks II (6) are fixedly arranged on two sides of the bottom of the bearing disc (4) respectively, and the arc-shaped protruding blocks I (5) and the arc-shaped protruding blocks II (6) are used for driving the assembling mechanism (3) to move downwards respectively and are matched with each other to complete clamping and releasing operation of the guide sleeve.