阅读说明：本技术 一种基于液压缓冲器的自动化装配设备 (Automatic assembly equipment based on hydraulic buffer ) 是由 邢政 于 2021-08-31 设计创作，主要内容包括：本发明公开一种基于液压缓冲器的自动化装配设备,所述工作台的中间设置有凸轮分割器,所述凸轮分割器的上方设置转盘,所述转盘上表面同心圆阵列设置有多个定位夹紧治具,所述转盘的周侧顺时针设置油缸上料装置、油封装配装置、内管装配、柱塞装配装置、弹簧装配装置、自动注油装置、底部螺栓拧紧装置、翻转装置和缓冲检测装置,所述油缸上料装置、所述油封装配装置、所述内管装配、所述柱塞装配装置、所述弹簧装配装置、所述自动注油装置、所述底部螺栓拧紧装置、所述翻转下料装置和所述缓冲检测装置与所述定位夹紧治具相匹配,本发明通过自动上料,自动装配,不仅提高装配精度,而且减少人工成本,具有良好的市场经济效益。(The invention discloses an automatic assembly device based on a hydraulic buffer, wherein a cam splitter is arranged in the middle of a workbench, a turntable is arranged above the cam splitter, a plurality of positioning clamping jigs are concentrically arranged on the upper surface of the turntable in a circular array, an oil cylinder feeding device, an oil seal assembly device, an inner pipe assembly device, a plunger assembly device, a spring assembly device, an automatic oil injection device, a bottom bolt tightening device, a turnover device and a buffer detection device are clockwise arranged on the peripheral side of the turntable, and the oil cylinder feeding device, the oil seal assembly device, the inner pipe assembly device, the plunger assembly device, the spring assembly device, the automatic oil injection device, the bottom bolt tightening device, the turnover discharging device and the buffer detection device are matched with the positioning clamping jigs, not only improves the assembly precision, but also reduces the labor cost and has good market economic benefit.)

1. An automatic assembling device based on a hydraulic buffer is characterized by comprising a workbench, a cam divider is arranged in the middle of the workbench, a turntable is arranged above the cam divider, the cam divider drives the turntable to rotate, a plurality of positioning and clamping jigs are arranged on the upper surface of the turntable in a concentric circle array, an oil cylinder feeding device, an oil seal assembling device, an inner pipe assembling device, a plunger assembling device, a spring assembling device, an automatic oil filling device, a bottom bolt tightening device, a turnover discharging device and a buffer detecting device are arranged on the periphery of the turntable clockwise, the oil cylinder feeding device, the oil seal assembling device, the inner pipe assembling device, the plunger assembling device, the spring assembling device, the automatic oil injecting device, the bottom bolt tightening device, the overturning discharging device and the buffering detection device are matched with the positioning and clamping jig.

2. The automatic assembling equipment based on the hydraulic buffer is characterized in that the oil cylinder feeding device comprises an oil cylinder feeding bottom plate, a material pushing electric cylinder is arranged on the oil cylinder feeding bottom plate, a linear slide rail is arranged on one side of the material pushing electric cylinder, a material carrying plate is arranged at the output ends of the material pushing electric cylinder and the linear slide rail, a feeding portal frame is arranged right above the material pushing electric cylinder, a grabbing mounting plate is arranged at the top of the feeding portal frame, the grabbing mounting plate is fixedly connected with the feeding portal frame through bolts, a grabbing electric cylinder is arranged below the grabbing mounting plate, the grabbing electric cylinder is fixedly connected with the feeding portal frame through the grabbing mounting plate through the bolts, a grabbing air cylinder is arranged at the output end of the grabbing electric cylinder, and a grabbing claw is arranged at the output end of the grabbing air cylinder.

3. The automatic assembling device based on the hydraulic buffer is characterized in that the oil seal assembling device comprises an oil seal feeding mechanism and an oil seal assembling mechanism, the oil seal feeding mechanism comprises an oil seal vibrating disc, the oil seal assembling mechanism is arranged on one side of the oil seal feeding mechanism and comprises an oil seal assembling support, a discharge port of the oil seal feeding mechanism is fixedly connected with the oil seal assembling support, an assembling cylinder is arranged on the oil seal assembling support, an assembling linear slide rail is arranged at the movable end of the assembling cylinder, an assembling mounting block is arranged at the movable end of the assembling linear slide rail, an oil seal cylinder is arranged on the assembling mounting block, an oil seal rotating cylinder is arranged at the movable end of the oil seal cylinder, a material taking paw mounting block is arranged at the movable end of the oil seal rotating cylinder, and a material taking paw is arranged at one end of the material taking paw mounting block, the other end of the material taking paw mounting block is provided with a pressing cylinder, and the movable end of the pressing cylinder is provided with a pressing-down rod.

4. The automatic assembling equipment based on the hydraulic buffer as claimed in claim 1, wherein the inner tube feeding device comprises an inner tube feeding mechanism and an inner tube assembling mechanism, the inner tube feeding device comprises an inner tube feeding vibration disc, an inner tube material taking bracket is arranged on one side of the inner tube feeding vibration disc, an inner tube air cylinder is arranged on the inner tube material taking bracket, an inner tube material taking mounting block is arranged at the movable end of the inner tube air cylinder, an inner tube clamping air cylinder is arranged on the inner tube material taking mounting block, a clamping mounting block is arranged at the movable end of the inner tube clamping air cylinder, a clamping claw is arranged on the clamping mounting block, the clamping claw is matched with a discharge port of the inner tube feeding vibration disc, the inner tube assembling mechanism is arranged at the front end of the inner tube feeding vibration disc, the inner tube assembling mechanism comprises an inner tube assembling bracket, and an inner tube servo electric cylinder is vertically arranged at the top of the inner tube assembling bracket, the output of the servo electric cylinder of inner tube sets up inner tube pressure equipment mechanism, inner tube pressure equipment mechanism includes inner tube assembly piece, the bilateral symmetry of inner tube assembly piece sets up the sliding sleeve, set up the assembly under the inner tube assembly piece and press the briquetting, the bilateral symmetry that the briquetting was pressed in the assembly sets up the slide bar, the sliding sleeve with the slide bar matches, inner tube assembly piece with the assembly presses briquetting sliding connection, the side of inner tube assembly piece sets up pressure sensor.

5. The automatic assembling device based on the hydraulic buffer of claim 1, wherein the spring assembly comprises a spring feeding mechanism and a spring assembling mechanism, the spring feeding mechanism comprises a spring base, the spring base is provided with a spring rotary cylinder, the movable end of the spring rotary cylinder is provided with a spring placing plate, the spring placing plate is provided with a spring placing mold, the spring assembling mechanism comprises a spring support, the top end of the spring support is provided with a spring mounting plate, one side of the spring mounting plate is provided with a spring electric cylinder, the output end of the spring electric cylinder is provided with a spring assembling rotary cylinder, the movable end of the spring assembling rotary cylinder is provided with an assembling connecting plate, two ends of the assembling connecting plate are symmetrically provided with spring mounting cylinders, the movable end of the spring mounting cylinders is provided with an electromagnetic attraction device, the electromagnetic attraction device comprises an attraction sleeve, an electromagnet is arranged inside the attraction sleeve, and an attraction head is arranged at the attraction end of the electromagnet.

6. The automatic assembling equipment based on the hydraulic buffer is characterized in that the automatic oil injection device comprises an oil injection support, an oil injection cylinder is arranged on the oil injection support, an oil injection mounting plate is arranged at the movable end of the oil injection cylinder, an oil pipe cylinder is arranged on the oil injection mounting plate, and an oil injection pipe is arranged at the movable end of the oil pipe cylinder.

7. The automated assembly equipment based on the hydraulic buffer is characterized in that the bottom bolt tightening device comprises a bottom bolt feeding mechanism and a tightening mechanism, the bottom bolt feeding mechanism comprises a bolt feeding vibration disc, the tightening mechanism comprises a tightening support, a tightening linear slide rail is arranged at the top end of the tightening support, a tightening air cylinder is arranged at the rear end of the tightening linear slide rail, a tightening servo electric cylinder is arranged at the movable end of the tightening linear slide rail, the movable end of the tightening air cylinder is connected with the tightening servo electric cylinder, and a tightening head is arranged at the output end of the tightening servo electric cylinder.

8. The automatic assembling equipment based on the hydraulic buffer is characterized in that the overturning and blanking device comprises a four-shaft manipulator, the four-shaft manipulator comprises a manipulator base, a first shaft mechanism is arranged on the manipulator base, a second shaft mechanism is arranged at the movable end of the first shaft mechanism, a third shaft mechanism is arranged at the movable end of the second shaft mechanism, a fourth shaft mechanism is arranged at the movable end of the third shaft mechanism, an overturning and mounting block is arranged at the output end of the fourth shaft mechanism, a blanking overturning and mounting cylinder is arranged on the overturning and mounting block, and an overturning air claw is arranged at the movable end of the blanking overturning and mounting cylinder.

9. The automatic assembling equipment based on the hydraulic buffer of claim 1, wherein the detection device comprises a material taking mechanism and a detection mechanism, the detection mechanism comprises a detection support, the material taking mechanism is arranged on the side surface of the detection support, a detection cylinder is arranged above the detection support, the movable end of the detection cylinder penetrates through the detection support, a detection connecting block is arranged at the movable end of the detection cylinder, a pressure detection device is arranged on the detection connecting block, and a positioning jig is arranged under the pressure detection device.

10. The automatic assembling equipment based on the hydraulic buffer is characterized in that the positioning and clamping fixture comprises a fixture base, and clamping claws are symmetrically arranged on two sides of the fixture base.

Technical Field

The invention belongs to the field of automation, and particularly relates to automatic assembling equipment based on a hydraulic buffer.

Background

The buffer is widely applied, and generally used as a brake buffer, for example, a pneumatic sliding table, a lifting device, an automobile shock absorber, etc., and generally classified into a mechanical type and a hydraulic type, and the hydraulic type is widely applied due to light weight and large buffer force, but the traditional hydraulic buffer has the following defects in the manufacturing process:

1) manual assembly is adopted, the precision is not high, and no detection means and device are provided;

2) the yield is low, and the labor cost is high;

3) the interior is easily polluted during assembly;

technical modifications are made in view of the above needs.

Disclosure of Invention

The invention provides automatic assembling equipment based on a hydraulic buffer, and solves the problems.

In order to solve the above problems, the technical scheme provided by the invention is as follows: an automatic assembling device based on a hydraulic buffer comprises a workbench, wherein a cam divider is arranged in the middle of the workbench, a turntable is arranged above the cam divider and drives the turntable to rotate, a plurality of positioning clamping jigs are arranged on the upper surface of the turntable in a concentric circle array, an oil cylinder feeding device, an oil seal assembling device, an inner pipe assembling device, a plunger assembling device, a spring assembling device, an automatic oil injecting device, a bottom bolt screwing device, a turnover discharging device and a buffering detection device are clockwise arranged on the peripheral side of the turntable, the oil cylinder feeding device, the oil seal assembling device, the inner pipe assembling device, the plunger assembling device, the spring assembling device, the automatic oil injecting device, the bottom bolt screwing device, the turnover discharging device and the buffering detection device are matched with the positioning clamping jigs, the cam distributor is provided with the rotary table, the rotary table is provided with the positioning and clamping jig to fix a product, the oil cylinder feeding device, the oil seal assembling device, the inner pipe assembling device, the plunger assembling device, the spring assembling device, the automatic oil injecting device, the bottom bolt screwing device, the overturning discharging device and the buffering detecting device are arranged on the periphery of the rotary table, the product is assembled and detected, the assembled product is finally turned out of an assembling area, and the cam distributor is convenient to maintain and assemble through modularized assembly.

Preferably, the oil cylinder feeding device comprises an oil cylinder feeding bottom plate, a material pushing electric cylinder is arranged on the oil cylinder feeding bottom plate, a linear slide rail is arranged on one side of the material pushing electric cylinder, the output ends of the material pushing electric cylinder and the linear slide rail are provided with a material carrying plate, a feeding portal frame is arranged right above the material pushing electric cylinder, a grabbing mounting plate is arranged at the top of the feeding portal frame, the grabbing mounting plate is fixedly connected with the feeding portal frame through bolts, a grabbing electric cylinder is arranged below the grabbing mounting plate, the grabbing electric cylinder is fixedly connected with the feeding portal frame and the grabbing mounting plate through bolts, the output end of the grabbing electric cylinder is provided with the grabbing air cylinder, the output that snatchs the cylinder sets up snatchs the hand claw, and evenly arranged has the standing groove on carrying the flitch, and the hole of standing groove slightly is greater than the excircle of hydro-cylinder body, and through the accurate positioning of standing groove, snatch the cylinder and can snatch the hydro-cylinder body fast.

Preferably, the oil seal assembling device comprises an oil seal feeding mechanism and an oil seal assembling mechanism, the oil seal feeding mechanism comprises an oil seal vibrating disc, the oil seal assembling mechanism is arranged on one side of the oil seal feeding mechanism, the oil seal assembling mechanism comprises an oil seal assembling support, a discharge port of the oil seal feeding mechanism is fixedly connected with the oil seal assembling support, an assembling cylinder is arranged on the oil seal assembling support, an assembling linear slide rail is arranged at the movable end of the assembling cylinder, an assembling mounting block is arranged at the movable end of the assembling linear slide rail, an oil seal cylinder is arranged on the assembling mounting block, an oil seal rotating cylinder is arranged at the movable end of the oil seal cylinder, a material taking paw mounting block is arranged at the movable end of the oil seal rotating cylinder, a material taking paw is arranged at one end of the material taking paw mounting block, and a pressing cylinder is arranged at the other end of the material taking paw mounting block, the expansion end of the push-down cylinder is provided with a push-down rod, automatic material taking and assembly can be achieved through the oil seal rotary cylinder, and the push-down rod can accurately push down the oil seal to the top of the cylinder body.

Preferably, the inner tube feeding device comprises an inner tube feeding mechanism and an inner tube assembling device, the inner tube feeding device comprises an inner tube feeding vibration disc, one side of the inner tube feeding vibration disc is provided with an inner tube material taking support, the inner tube material taking support is provided with an inner tube cylinder, the movable end of the inner tube cylinder is provided with an inner tube material taking installation block, the inner tube material taking installation block is provided with an inner tube clamping cylinder, the movable end of the inner tube clamping cylinder is provided with a clamping installation block, the clamping installation block is provided with a clamping claw, the clamping claw is matched with a discharge hole of the inner tube feeding vibration disc, the front end of the inner tube feeding vibration disc is provided with the inner tube assembling device, the inner tube assembling device comprises an inner tube assembling support, the top of the inner tube assembling support is vertically provided with an inner tube servo electric cylinder, and the output end of the inner tube servo electric cylinder is provided with an inner tube assembling block, the bilateral symmetry of inner tube assembly piece sets up the sliding sleeve, it presses the briquetting to set up the assembly under the inner tube assembly piece, the bilateral symmetry that the briquetting was pressed in the assembly sets up the slide bar, the sliding sleeve with the slide bar matches, the inner tube assembly piece with the assembly is pressed briquetting sliding connection, the side of inner tube assembly piece sets up pressure sensor, can realize inner tube automatic feeding through inner tube loading attachment, can realize inner tube automatic assembly through the inner tube assembly, can provide accurate pressing force through servo electric cylinder and pressure sensor when the assembly inner tube to guarantee the assembly precision.

Preferably, the spring assembly comprises a spring feeding mechanism and a spring assembling mechanism, the spring feeding mechanism comprises a spring base, a spring rotary cylinder is arranged on the spring base, a spring placing plate is arranged at the movable end of the spring rotary cylinder, a spring placing mold is arranged on the spring placing plate, the spring assembling mechanism comprises a spring support, a spring mounting plate is arranged at the top end of the spring support, a spring electric cylinder is arranged at one side of the spring mounting plate, the output end of the spring electric cylinder is provided with the spring assembly rotary cylinder, the movable end of the spring assembly rotary cylinder is provided with an assembling connecting plate, spring installation cylinders are symmetrically arranged at two ends of the assembling connecting plate, an electromagnetic attraction device is arranged at the movable end of the spring installation cylinder, the electromagnetic attraction device comprises an attraction sleeve, and an electromagnet is arranged inside the attraction sleeve, the attraction end of the electromagnet is provided with an attraction head, the spring can be accurately attracted at the attraction head of the electromagnetic attraction device through the electromagnetic attraction device, the attraction head is sleeved on the inner side of the spring, and when materials are taken, the attraction head is placed on the inner side of the spring and is electrified.

Preferably, the automatic oiling device comprises an oiling support, an oiling cylinder is arranged on the oiling support, an oiling mounting plate is arranged at the movable end of the oiling cylinder, an oil pipe cylinder is arranged on the oiling mounting plate, an oiling pipe is arranged at the movable end of the oil pipe cylinder, the amount of oiling at each time is just consistent with that of the oil cylinder, and the injected oil is hydraulic oil.

Preferably, bottom bolt tightening device includes bottom bolt feed mechanism and screws up the mechanism, bottom bolt feed mechanism includes bolt material loading vibration dish, it includes screws up the support to screw up the mechanism, the top of screwing up the support is provided with screws up linear slide rail, the rear end of screwing up linear slide rail sets up screws up the cylinder, the expansion end of screwing up linear slide rail sets up screws up the servo electric jar, the expansion end of screwing up the cylinder with screw up servo electric jar and connect, the output of screwing up servo electric jar sets up screws up the head, and the bottom bolt is the hexagon socket head cap screw of thin tooth, and hexagon socket head cap screw up during the material loading on it, and the head is timing in advance, has overload protection function, has magnetism on the head of screwing up simultaneously, can easily adsorb hexagon socket head cap screw.

Preferably, upset unloader includes the four-axis robot hand, the four-axis robot hand includes the manipulator base, set up a mechanism on the manipulator base, the expansion end of a mechanism sets up two-axis mechanism, the expansion end of two-axis mechanism sets up three-axis mechanism, the expansion end of three-axis mechanism sets up four-axis mechanism, the output of four-axis mechanism sets up the upset installation piece, set up unloading upset cylinder on the upset installation piece, the expansion end of unloading upset cylinder sets up the upset gas claw, and the fourth shaft not only can stretch out and draw back from top to bottom, can also rotate.

Preferably, detection device includes feeding agencies and detection mechanism, detection mechanism includes the detection support, the side that detects the support sets up feeding agencies, it sets up the detection cylinder to detect the support top, the expansion end that detects the cylinder runs through the detection support, the expansion end that detects the cylinder sets up the detection connecting block, set up pressure measurement device on the detection connecting block, set up positioning jig under pressure measurement device, through pressure measurement device, can detect hydraulic buffer and can leak under the sudden stress condition to and whether hydraulic buffer accords with operation requirement under the stress limit condition.

Preferably, the positioning and clamping jig comprises a jig base, clamping claws are symmetrically arranged on two sides of the jig base, stepped holes are formed in the middle of the jig base and are in clearance fit with the outer circle of the oil cylinder, the clamping claws are symmetrically arranged on two sides of each stepped hole, the oil cylinder is prevented from displacing in the assembling process through the clamping claws, and the clamping claws are convenient to take out after the assembling is finished.

Compared with the prior art, the invention has the beneficial effects that by adopting the scheme, the traditional manual work is replaced by automatic assembly:

1) the assembly precision is improved, and a detection device is added for detection after the assembly is finished;

2) the labor cost is greatly reduced, and the productivity is effectively improved;

3) during assembly, manual intervention is avoided, internal pollution is greatly reduced, and especially pollution during oil injection is avoided.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained from the drawings without creative efforts.

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

FIG. 2 is a schematic structural view of a cylinder feeding device of the present invention;

FIG. 3 is a schematic structural view of an oil seal assembling apparatus of the present invention;

FIG. 4 is a schematic view of the inner tube assembly of the present invention;

FIG. 5 is a schematic structural view of an inner tube pressing mechanism according to the present invention;

FIG. 6 is a schematic view of the spring assembly of the present invention;

FIG. 7 is a schematic structural view of an automatic oiling device according to the present invention;

FIG. 8 is a schematic structural view of the bottom bolt tightening mechanism of the present invention;

FIG. 9 is a schematic structural view of the turning and blanking device of the present invention;

FIG. 10 is a schematic structural diagram of a buffer detection device according to the present invention;

FIG. 11 is a schematic view of a positioning and clamping fixture according to the present invention;

the figures above show: the device comprises a workbench 1, a turntable 11, a positioning and clamping jig 12, an oil cylinder feeding device 2, an oil seal assembling device 3, an inner pipe assembling device 4, a plunger assembling device 5, a spring assembling device 6, an automatic oiling device 7, a bottom bolt tightening device 8, a turnover discharging device 9, a buffer detection device 10, an oil cylinder feeding bottom plate 29, a material pushing electric cylinder 21, a linear slide rail 22, a material loading plate 23, a feeding portal frame 24, a grabbing mounting plate 25, a grabbing electric cylinder 26, a grabbing air cylinder 27, a grabbing paw 28, an oil seal vibrating disc 31, an oil seal assembling bracket 32, an assembling air cylinder 33, an assembling mounting block 34, an oil seal air cylinder 35, an oil seal rotating air cylinder 36, a material taking paw mounting block 37, a material taking paw 38, a pressing air cylinder 39, an inner pipe feeding vibrating disc 44, an inner pipe material taking bracket 45, an inner pipe material taking mounting block 46, an inner pipe material taking air cylinder 47, a clamping mounting block 48, a clamping paw 49, an inner pipe pressing mechanism 43, a clamping mechanism for clamping and a plunger assembling device for the plunger assembling device 5, a spring assembling device 6, an automatic oiling device 7, an automatic oiling device for feeding device for a bottom bolt, a bottom bolt screwing device for a bottom bolt, a bottom bolt screwing device for a bottom bolt, a bottom bolt screwing device for a bottom bolt, a cylinder, a bottom bolt, a bottom bolt, a bottom bolt, a bolt, The device comprises an inner pipe assembling support 41, an inner pipe servo electric cylinder 42, an inner pipe assembling block 431, a sliding sleeve 432, an assembling pressing block 433, a pressure sensor 434, a sliding rod 435, a spring base 68, a spring rotary cylinder 69, a spring placing plate 70, a spring support 61, a spring mounting plate 62, a spring electric cylinder 63, a spring device rotary cylinder 64, an assembling connecting plate 65, a spring mounting cylinder 66, a suction head 67, an oiling support 71, an oiling cylinder 72, an oiling mounting plate 73, an oil pipe cylinder 74, an oiling pipe 75, a bolt feeding vibration plate 82, a screwing support 81, a screwing cylinder 83, a screwing servo electric cylinder 84, a screwing head 85, a manipulator base 91, a first shaft mechanism 92, a second shaft mechanism 93, a three shaft mechanism 94, an overturning mounting block 95, a blanking overturning cylinder 96, an overturning air claw 97, a detection support 101, a material taking mechanism 102, a detection cylinder 103, a detection connecting block 104, a pressure detection device 105, Positioning jig 106, jig base 121, clamping gripper 122.

Detailed Description

In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "fixed," "integrally formed," "left," "right," and the like in this specification is for illustrative purposes only, and elements having similar structures are designated by the same reference numerals in the figures.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

In specific embodiment 1, as shown in fig. 1, a plurality of positioning holes are formed in a workbench 1, corresponding devices are arranged on the corresponding positioning holes, a cam splitter is arranged in the middle of the workbench, a turntable 11 is installed above the cam splitter, the cam splitter drives the turntable 11 to rotate, a plurality of positioning and clamping jigs 12 are arranged on the upper surface of the turntable 11 in a concentric circular array, the positioning and clamping jigs 12 and the turntable 11 rotate together with the turntable 11, an oil cylinder feeding device 2, an oil seal assembling device 3, an inner pipe assembling device 4, a plunger assembling device 5, a spring assembling device 6, an automatic oil injecting device 7, a bottom bolt tightening device 8, an overturning discharging device 9 and a buffer detecting device 10 are arranged on the circumferential side of the turntable 11 clockwise, and the oil cylinder feeding device 2, the oil seal assembling device 3 and the inner pipe assembling device 4 are arranged on the workbench 2, the oil seal assembling device 3 and the inner pipe assembling device 4, Plunger assembly quality 5 spring assembly quality 6 automatic oiling device 7 bottom bolt tightening device 8 upset unloader 9 with buffering detection device 10 with the tight tool phase-match of location clamp makes every tool just be in above-mentioned each worker station under when carousel 11 rotates, makes things convenient for the product to assemble simultaneously at each worker station, adopts the convenient repair of modularization assembly.

In embodiment 2, as shown in fig. 2, an oil cylinder feeding bottom plate 29 is installed at the rear end of the right side of the workbench, a material pushing electric cylinder 21 is installed on the oil cylinder feeding bottom plate 29, a linear slide rail 22 is installed at one side of the material pushing electric cylinder 21, a material loading plate 23 is installed at the output ends of the material pushing electric cylinder 21 and the linear slide rail 22, the material loading plate is used on the material pushing electric cylinder 21 through the reciprocating motion of the material pushing electric cylinder 21 to realize the automatic feeding of the oil cylinder, a material loading portal frame 24 is installed right above the material pushing electric cylinder 21, a grabbing mounting plate 25 is arranged at the top of the material loading portal frame 24, the grabbing mounting plate 25 is fixedly connected with the material loading portal frame 24 through bolts, a grabbing electric cylinder 26 is arranged below the grabbing mounting plate 25, the grabbing electric cylinder 26 is fixedly connected with the material loading portal frame 24 and the grabbing mounting plate 25 through bolts, a grabbing air cylinder 27 is arranged at the output end of the grabbing electric cylinder 26, the output end of the grabbing cylinder 27 is provided with a grabbing claw 28, during feeding, the oil cylinder is placed on a material carrying plate, the material carrying plate is pushed to the feeding gantry 24 under the combined action of the pushing electric cylinder 21 and the linear slide rail 22, the grabbing electric cylinder 26 is stopped right above a material to be grabbed through a control device, the grabbing claw 28 is opened while the grabbing cylinder 27 extends out, the grabbing claw 28 is closed when the material is contacted, the grabbing cylinder 27 retracts, the grabbing electric cylinder 26 moves right above the positioning and clamping jig 12, the grabbing cylinder 27 extends out, after the material is placed into the positioning and clamping jig 12, the grabbing claw 28 is opened, the grabbing cylinder 27 retracts, and the grabbing electric cylinder 26 returns right above the material carrying plate.

Embodiment 3, as shown in fig. 3, an oil seal assembling device 3 is installed in the middle of the right side of a workbench, the oil seal assembling device 3 comprises an oil seal feeding mechanism and an oil seal assembling mechanism, the oil seal feeding mechanism comprises an oil seal vibrating disc 31, the oil seal assembling mechanism is installed on one side of the oil seal feeding mechanism, the oil seal assembling mechanism comprises an oil seal assembling support 32, so that a discharge port of the oil seal feeding mechanism is fixedly connected with the oil seal assembling support 32, an assembling cylinder 33 is installed on the oil seal assembling support 32, an assembling linear slide rail is installed at the movable end of the assembling cylinder 33, an assembling block 34 is installed at the movable end of the assembling linear slide rail, an oil seal cylinder 35 is installed on the assembling block 34, an oil seal rotating cylinder 36 is installed at the movable end of the oil seal cylinder 35, a material taking paw installing block 37 is installed at the movable end of the oil seal rotating cylinder 36, a material taking paw installing block 38 is installed at one end of the material taking paw installing block 37, the other end of the material taking paw mounting block 37 is provided with a downward pressing cylinder 39, a downward pressing rod is arranged at the movable end of the downward pressing cylinder 39, when an oil seal is fed to a feeding port through a vibrating disk feeding mechanism, the assembling cylinder 33 retracts, the material taking paw 38 rotates right above the feeding port under the action of the oil seal rotating cylinder 36, the oil seal cylinder 35 extends out, the material taking paw 38 grabs the oil seal, the oil seal cylinder 35 retracts, the assembling cylinder 33 extends out, when the oil seal is located right above the positioning and clamping jig 12, the oil seal cylinder 35 extends out, the material taking paw 38 is loosened, after the oil seal cylinder 35 retracts, the oil seal rotating cylinder 36 acts to rotate the downward pressing cylinder 39 to the right above the positioning and clamping jig 12, the downward pressing cylinder 39 presses downward, and the downward pressing rod presses the oil seal into the oil cylinder.

In embodiment 4, as shown in fig. 4 and 5, an inner tube feeding device 4 is installed at the front end of the right side of the workbench, the inner tube feeding device 4 includes an inner tube feeding mechanism and an inner tube assembling mechanism, the inner tube feeding device includes an inner tube feeding vibration plate 44, an inner tube material taking bracket 45 is installed on one side of the inner tube feeding vibration plate 44, an inner tube cylinder is installed on the inner tube material taking bracket 45, an inner tube material taking installation block 46 is installed at the movable end of the inner tube cylinder, an inner tube clamping cylinder 47 is installed on the inner tube material taking installation block 46, a clamping installation block 48 is installed at the movable end of the inner tube clamping cylinder 47, a clamping claw 49 is installed on the clamping installation block 48, so that the clamping claw 49 is matched with the discharge port of the inner tube feeding vibration plate 44, the inner tube assembling mechanism is installed on the inner tube feeding vibration plate 44, the inner pipe assembling mechanism comprises an inner pipe assembling support 41, an inner pipe servo electric cylinder 42 is vertically installed at the top of the inner pipe assembling support 41, an inner pipe press-fitting mechanism 43 is arranged at the output end of the inner pipe servo electric cylinder 42, the inner pipe press-fitting mechanism 43 comprises an inner pipe assembling block 431, sliding sleeves 432 are symmetrically installed on two sides of the inner pipe assembling block 431, an assembling pressing block 433 is installed right below the inner pipe assembling block 431, sliding rods 435 are symmetrically arranged on two sides of the assembling pressing block 433, so that the sliding sleeves 432 are matched with the sliding rods 435, the inner pipe assembling block 431 is in sliding connection with the assembling pressing block 433, a pressure sensor 434 is arranged on the side edge of the inner pipe assembling block 431, an inner pipe is fed to a feeding port through an inner pipe feeding vibration disc 44, the inner pipe cylinder retracts, an inner pipe clamping cylinder 47 extends, a clamping claw 49 is closed to clamp the inner pipe, and the clamping cylinder 47 retracts, the inner tube cylinder stretches out to pressing from both sides directly over tight positioning jig 12, and the inner tube presss from both sides and gets cylinder 47 and stretch out, puts the inner tube in the hydro-cylinder, presss from both sides and gets paw 49 and loosen, and the inner tube presss from both sides and gets cylinder 47 withdrawal, and the inner tube cylinder withdraws to the discharge gate, and inner tube servo motor 42 pushes down, and assembly pressing block 433 will be acted on the inner tube under the effect of inner tube servo motor 42, and pressure sensor 434 is pushing down in-process real time monitoring pressure, improves the assembly precision greatly.

In embodiment 5, as shown in fig. 6, a spring assembling device 6 is installed at the front end of a worktable 1, the spring assembling device 6 includes a spring feeding mechanism and a spring assembling mechanism, the spring feeding mechanism includes a spring base 68, a spring rotary cylinder 69 is installed on the spring base 68, a spring placing plate 70 is installed at the movable end of the spring rotary cylinder 69, a spring placing mold is installed on the spring placing plate 70, the spring assembling mechanism includes a spring bracket 61, a spring mounting plate is installed at the top end of the spring bracket 61, a spring electric cylinder 63 is installed at one side of the spring mounting plate, a spring assembling rotary cylinder 64 is installed at the output end of the spring electric cylinder 63, an assembling connecting plate 65 is installed at the movable end of the spring assembling rotary cylinder 64, and spring installing cylinders 66 are symmetrically installed at the two ends of the assembling connecting plate 65, the movable end of the spring installation cylinder 66 is provided with an electromagnetic attraction device, the electromagnetic attraction device comprises an attraction sleeve, an electromagnet is arranged inside the attraction sleeve, the attraction end of the electromagnet is provided with an attraction head 67, a spring is placed in a mold of the spring placing plate, the mold on one side of the spring placing plate faces one side of the turntable 11 through rotation of a spring rotating cylinder 69, the spring electric cylinder 63 moves to the upper side of the spring carrying plate, the spring is positioned under the electromagnetic attraction device, the spring installation cylinder 66 extends out, when the spring is contacted, the electromagnetic attraction device is powered on, the attraction head 67 attracts the spring with magnetism, the spring installation cylinder 66 retracts, the spring rotating cylinder 69 rotates, the spring electric cylinder 63 moves to position the electromagnetic attraction device right above an oil cylinder in the positioning and clamping jig 12, the spring installation cylinder 66 extends out, the electromagnetic attraction device is powered off, the spring enters the cylinder and the spring-mounted cylinder 66 retracts back to its original position.

In specific embodiment 6, as shown in fig. 7, the automatic oil injection device 7 includes an oil injection bracket 71, an oil injection cylinder 72 is disposed on the oil injection bracket 71, an oil injection mounting plate 73 is disposed at a movable end of the oil injection cylinder 72, an oil pipe cylinder 74 is disposed on the oil injection mounting plate 73, an oil injection pipe 75 is disposed at a movable end of the oil pipe cylinder 74, when oil is injected, the oil injection cylinder 72 pushes the oil injection pipe 75 to a position right above the oil cylinder of the positioning and clamping fixture 12, the oil pipe cylinder 74 is pressed down to contact the oil cylinder, the oil injection pipe 75 injects hydraulic oil into the oil cylinder, and the amount of oil injection at each time is only the amount required by the oil cylinder.

Embodiment 7, as shown in fig. 8, the bottom bolt tightening apparatus 8 includes a bottom bolt feeding mechanism and a tightening mechanism, the bottom bolt feeding mechanism includes a bolt feeding vibration plate 82, the tightening mechanism includes a tightening bracket 81, a tightening linear slide rail is provided at a top end of the tightening bracket 81, a tightening cylinder 83 is provided at a rear end of the tightening linear slide rail, a tightening servo cylinder 84 is provided at a movable end of the tightening linear slide rail, the movable end of the tightening cylinder 83 is connected to the tightening servo cylinder 84, a tightening head 85 is provided at an output end of the tightening servo cylinder 84, a bolt is fed to a discharge port through the bolt feeding vibration plate 82, the tightening cylinder 83 is retracted so that the tightening head 85 is positioned directly above the discharge port, the tightening servo cylinder 84 is lowered, the tightening head 85 contacts the bolt to suck up the bolt, the tightening servo cylinder 84 is raised, the tightening cylinder 83 is extended to make the tightening head 85 be positioned right above the oil cylinder in the positioning and clamping jig 12, the tightening servo electric cylinder 84 is lowered to make the bolt contact with the oil cylinder, and the tightening head 85 starts to be tightened.

In embodiment 8, as shown in fig. 9 and 10, the turnover discharging device 9 includes a four-axis robot, the four-axis robot includes a robot base 91, a first axis mechanism 92 is disposed on the robot base 91, a second axis mechanism 93 is disposed at a movable end of the first axis mechanism 92, a third axis mechanism 94 is disposed at a movable end of the second axis mechanism 93, a four axis mechanism is disposed at a movable end of the third axis mechanism 94, an overturning mounting block 95 is disposed at an output end of the four axis mechanism, a discharging turnover cylinder 96 is disposed on the overturning mounting block 95, a turnover gas claw 97 is disposed at a movable end of the discharging turnover cylinder 96, the detecting device includes a material taking mechanism 102 and a detecting mechanism, the detecting mechanism includes a detecting bracket 101, a material taking mechanism 102 is disposed at a side of the detecting bracket 101, a detecting cylinder 103 is disposed above the detecting bracket 101, and a movable end of the detecting cylinder 103 penetrates through the detecting bracket 101, the movable end of the detection cylinder 103 is provided with a detection connecting block 104, the detection connecting block 104 is provided with a pressure detection device 105, a positioning jig 106 is arranged under the pressure detection device 105, after the material taking mechanism 102 grabs the oil cylinder to be positioned over the positioning jig 106, the first shaft mechanism 92, the second shaft mechanism 93, the third shaft mechanism 94 and the fourth shaft mechanism jointly act to enable the overturning paw 97 on the blanking overturning cylinder 96 to grab the oil cylinder, the material taking mechanism 102 returns to the original position, the blanking overturning cylinder 96 overturns to drive the oil cylinder to overturn, the oil cylinder is placed in the positioning jig 106, the movable end of the detection cylinder 103 extends out, the detection connecting block 104 is pressed downwards, and the pressure detection device 105 contacts the plunger rod on the oil cylinder.

In embodiment 10, as shown in fig. 11, the positioning and clamping jig 12 includes a jig base 121, clamping claws 122 are symmetrically disposed on two sides of the jig base 121, and when the oil cylinder is placed in the jig base, the clamping claws 122 act to clamp the oil cylinder on the jig base 121.

The basic working principle is as follows: the middle of a workbench is provided with a cam distributor, the cam distributor is provided with a turntable, a jig is arranged on the turntable, a cylinder feeding device, an oil seal assembling device, an inner pipe assembling device, a plunger assembling device, a spring assembling device, an automatic oil filling device, a bottom bolt tightening device, a turnover device and a buffer detection device are respectively arranged at the corresponding positions of the jig, the turntable rotates clockwise, when a positioning clamping jig passes under the cylinder feeding device, the cylinder is placed into the jig by the feeding device, when the positioning clamping jig passes under the cylinder feeding device, the oil seal is fed and simultaneously assembled into the cylinder, when the positioning clamping jig passes under the inner pipe assembling device, the inner pipe is assembled into the cylinder, when the positioning clamping jig passes under the plunger assembling device, the plunger is assembled into the cylinder, when the positioning clamping jig passes under the spring assembling device, the spring is assembled into the cylinder, and when the positioning clamping jig passes under the automatic oil filling device, hydraulic oil is injected into the oil cylinder, when the hydraulic oil passes through the bottom bolt tightening device and is right below the bolt tightening device, the bolt is tightened to enter the bottom of the oil cylinder, when the hydraulic oil passes through the bottom of the buffering detection device, the overturning device overturns the oil cylinder and then detects buffering force, and finally the oil cylinder is discharged by the overturning device.

The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.