CN113634711A

CN113634711A - Transmission chain link dismounting equipment for steering gear and link dismounting method

Info

Publication number: CN113634711A
Application number: CN202111207699.5A
Authority: CN
Inventors: 承云
Original assignee: Changzhou Xunlong Electric Appliance Co ltd
Current assignee: Changzhou Xunlong Electric Appliance Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2021-11-12

Abstract

The invention relates to the field of automation equipment, in particular to a link dismounting device and a link dismounting method for a transmission chain for a steering gear. The invention provides a section dismounting device for a transmission chain for a steering gear, which comprises a material discharging mechanism, a sliding seat, a material ejecting mechanism and a material pushing mechanism, wherein after the chain is tightly ejected by the material ejecting mechanism, a roller of the chain can slide into a notch, so that the material pushing mechanism blows air to the roller of the chain through an air guide hole; after the roller of the chain passes over the telescopic part, the pushing mechanism is linked with the telescopic part to stretch and block the roller of the chain from coming out of the notch; after the chain is loosened by the material ejecting mechanism, the material pushing mechanism can blow off the upper outer chain plate. The chain link that needs the dismantlement can be fixed a position fast and accurately to messenger's device through the setting of pushing equipment, liftout mechanism, pars contractilis, and pushing equipment can guarantee through the mode that blows the material that pushing equipment is unchangeable through the intensity after the driving chain link is torn open for the steering gear simultaneously, and whole section process automation degree of tearing open is high, and the operating efficiency is high.

Description

Transmission chain link dismounting equipment for steering gear and link dismounting method

Technical Field

The invention relates to the field of automation equipment, in particular to a link dismounting device and a link dismounting method for a transmission chain for a steering gear.

Background

The invention discloses a direction conversion automatic steering gear, which is a Chinese patent with the application number of CN201510726645.8, the application date of 2015.10.30, the publication number of CN105731037A and the publication date of 2016.07.06, and comprises the following components: a housing, in which a receiving space is formed, and a support rod penetrating along a length direction is provided in the receiving space; a chain type transfer unit which is received and mounted in the receiving space and transfers the article linearly in a first direction; and the in-out control unit is arranged on one side of the chain type transfer unit and is used for enabling the articles to enter and exit the chain type transfer unit. The chain type transfer unit includes: a transfer plate disposed along a chain line infinitely orbiting by a driving device, and having both ends coupled with the chain line, thereby performing an infinite orbiting; a direction changing roller installed on the transfer plate, contacting and supporting the article, and rotating in a second direction forming an angle with the first direction; a support roller protruding toward a lower surface of the transfer plate so as not to contact the article, and rotating in the first direction while contacting the support bar.

However, in the link dismounting process of the transmission chain for the steering gear, after the chain is used for a long time, stains are stained between each roller and each link plate, gaps between the bolts and the roller sleeves are blocked, the link dismounting of the transmission chain for the steering gear is difficult, and troubles are brought to operators.

Disclosure of Invention

The invention aims to provide a link dismounting device and a link dismounting method for a transmission chain for a steering gear.

In order to solve the technical problems, the invention provides a sliding seat capable of sliding, a material discharging mechanism and a material ejecting mechanism which are fixedly connected to two sides of the top end face of the sliding seat, and a material pushing mechanism which is fixedly connected to the material discharging mechanism; the discharging mechanism is suitable for accommodating the chain; the ejection mechanism can eject the bolt and the lower outer chain plate of the chain; the pushing mechanism faces the upper outer chain plate of the chain and is suitable for spraying air to the upper outer chain plate of the chain; the bottom of the pushing mechanism is fixedly connected with a positioning clamping jaw, the positioning clamping jaw is provided with two notches which respectively correspond to the rollers of the chain, two inner side walls of each notch are respectively provided with a telescopic part, and the telescopic parts can protrude out of the corresponding inner side walls of the notches; the telescopic part is linked with the material pushing mechanism and is provided with a wind guide hole; after the chain is tightly pushed by the material pushing mechanism, the roller of the chain can slide into the notch, so that the material pushing mechanism blows air to the roller of the chain through the air guide hole; after the roller of the chain passes over the telescopic part, the pushing mechanism is linked with the telescopic part to stretch and block the roller of the chain from coming out of the notch; after the chain is loosened by the material ejecting mechanism, the material pushing mechanism can blow off the upper outer chain plate.

Further, the material pushing mechanism comprises a material pushing air hood, material pushing fixing blocks fixedly connected to two sides of the material pushing air hood and an air pump communicated with the material pushing air hood; the pushing fixing block is fixedly connected to the top of the positioning clamping jaw; an air outlet groove is formed in the bottom of one side, close to the discharging mechanism, of the material pushing air hood, an air outlet is formed between the air outlet groove and the positioning clamping jaw, and the air outlet faces to an upper outer chain plate of the chain; an air inlet is formed in one side wall, far away from the discharging mechanism, of the material pushing air hood, and the air inlet is used for being connected with an air pump; the air inlet is communicated with the air outlet groove; the air outlet is communicated with the air guide hole; after the rollers of the chains slide into the corresponding notches, the air pump can blow air to the rollers of the chains through the air guide holes; after the chain is loosened by the material ejecting mechanism, the air pump blows over the upper outer chain plate through the air outlet.

Furthermore, an air guide groove is formed in the positioning clamping jaw, and a lower air opening is formed in the area, located in the air outlet groove, of the top end face of the positioning clamping jaw; the lower air inlet is communicated with the air guide groove, and the air guide hole is communicated with the air guide groove; the air pump can blow air to the rollers of the chain through the material pushing air hood, the air outlet groove, the lower air opening, the air guide groove and the air guide hole in sequence.

Furthermore, telescopic holes are respectively formed in two side walls, located on the notch, of the positioning clamping jaw, the telescopic parts correspond to the telescopic holes one by one, and the telescopic holes are communicated with the air guide grooves; the telescopic holes are obliquely arranged, the oblique directions of the two telescopic holes on one notch are opposite, and the distance between the two telescopic holes on one notch is gradually reduced towards the direction of the discharging mechanism; the telescopic part can slide along the telescopic hole and extend out of the telescopic hole; after the chain is tightly pushed by the material pushing mechanism, the air pump can push the telescopic part to be close to the roller of the chain; after the roller of the chain passes over the telescopic part, the air pump can push the telescopic part to block the roller of the chain from coming out of the notch.

Furthermore, the telescopic part comprises a telescopic fixed plate positioned in the air guide groove, a telescopic disc sliding along the telescopic hole and a telescopic rod fixedly connected to the central axis of the telescopic disc; the two ends of the telescopic spring are respectively fixedly connected with the telescopic fixed plate and the telescopic disc; the telescopic fixing plate is fixedly connected with the positioning clamping jaw; the air guide hole sequentially and axially penetrates through the telescopic disc and the telescopic rod; the wind entering the wind guide groove can push the telescopic disc to slide so that the telescopic rod extends out of the telescopic hole.

Furthermore, a butting hole is formed in the position, located at the groove bottom of the notch, of the positioning clamping jaw, a butting block is connected in the butting hole in a sliding mode, and a butting spring is arranged between the butting block and the side wall of the air guide groove; the butt joint block is provided with a butt joint cambered surface matched with the roller of the chain; the abutting block is provided with a limiting hole suitable for the telescopic rod to be inserted into, and the limiting hole extends from the side wall of the abutting block to the abutting arc surface; after the roller of the chain is abutted against the abutting arc surface, the wind energy entering the wind guide groove can push the telescopic rod to be inserted into the limiting hole, so that the wind guide hole blows air to the roller of the chain and drives the roller to rotate; the roller of the chain pushes the abutting block to compress the abutting spring until the spring passes over the telescopic rod, and the wind energy entering the wind guide groove can push the telescopic rod to block the roller from being separated from the notch.

Further, the discharging mechanism comprises two discharging slide rails which are in contact with each other, and each discharging slide rail is provided with a discharging groove matched with the chain; one end of each discharging sliding rail, which is in contact with the corresponding discharging sliding rail, is provided with a discharging opening, and the two discharging openings are matched with the lower outer chain plate of the chain when being spliced; the bolt of the chain and the lower outer chain plate penetrate through the blanking port after being jacked by the jacking mechanism.

Furthermore, the section disassembling equipment also comprises a sliding plate, a sliding track matched with the sliding seat is fixedly connected to the sliding plate, and a sliding cylinder is fixedly connected to the upper end face of the sliding plate; wherein the sliding cylinder can push the sliding seat to slide along the sliding track.

Further, the ejection mechanism comprises an ejection fixing block fixedly connected to the top end face of the sliding seat, an ejection connecting rod rotatably connected to the top of the ejection fixing block, an ejection cylinder fixedly connected to one end of the ejection connecting rod, and an ejection head in contact connection with the other end of the ejection connecting rod; the ejection head penetrates through the ejection fixing block and extends to the upper part of the discharging groove; an ejection spring is arranged between the ejection head and the ejection fixing block; the ejection cylinder can push the ejection head through the ejection connecting rod, so that the ejection head pushes the bolt of the chain.

In another aspect, the invention further provides a link dismounting method for a transmission chain for a steering gear, which comprises the above-mentioned link dismounting device for the transmission chain for the steering gear; placing the chain in a discharge chute, and adjusting the chain until the ejector head aligns with a bolt of the chain; pushing the sliding seat to slide through a sliding cylinder so that a roller of the chain is inserted into the groove opening and the positioning claw positions the chain; pushing the ejection connecting rod through the ejection cylinder to enable the ejection head to push the plug pin of the chain so that the plug pin and the lower outer chain plate penetrate through the blanking port; the air pump works, the air generated by the air pump enters the air guide groove through the material pushing air hood and pushes the telescopic rod to be inserted into the limiting hole; blowing air to the rollers of the chain through the limiting holes and driving the rollers to rotate so as to clean the rollers; the air pump stops, and the telescopic rod retracts into the telescopic hole; the sliding cylinder pushes the sliding seat to slide so that the roller of the chain pushes the abutting block and passes over the telescopic rod; the ejection cylinder retracts to enable the ejection head to loosen the chain; the air pump works, and the air entering the air guide groove pushes the telescopic rod to extend out of the telescopic hole so as to block the roller of the chain from returning from the notch; the air sprayed out from the air outlet can blow down the outer chain plate, and then the link disassembly of the chain is realized.

The invention has the beneficial effects that the invention provides a link dismounting device and a link dismounting method for a transmission chain for a steering gear. The equipment can reliably position the chain before the link chain is disassembled, and blow air to the outer surface of the roller by utilizing the air blowing the upper outer chain plate to remove stains, so that the chain is cleaned in the link disassembling process, and meanwhile, the pushing mechanism can ensure that the strength of the link chain for the steering gear after the link is disassembled is unchanged in a blowing and pushing mode.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a perspective view of a preferred embodiment of a drive chain link-breaking apparatus for a steering gear of the present invention;

FIG. 2 is a schematic structural view of a preferred embodiment of the chain of the present invention;

FIG. 3 is a schematic structural view of a preferred embodiment of the drop feed mechanism of the present invention;

FIG. 4 is a schematic structural view of a preferred embodiment of the ejector mechanism of the present invention;

FIG. 5 is a first perspective view of a preferred embodiment of the pusher gas hood of the present invention;

FIG. 6 is a second perspective view of the preferred embodiment of the pusher gas hood of the present invention;

FIG. 7 is a top view of a preferred embodiment of the pusher gas hood of the present invention;

FIG. 8 is a cross-sectional view of section A-A of FIG. 7;

FIG. 9 is a perspective view of a preferred embodiment of the positioning pawl of the present invention;

FIG. 10 is a schematic view of the initial state of the preferred embodiment of the telescoping section of the present invention;

FIG. 11 is a schematic view of a preferred embodiment of the telescoping section of the present invention in a cleaning position;

fig. 12 is a schematic view of the blowing state of the preferred embodiment of the stretching part of the present invention.

In the figure: 1. a chain; 11. a bolt; 12. a lower outer chain plate; 13. an upper outer link plate; 14. a roller;

2. a discharging mechanism; 21. a discharge slide rail; 22. a discharging groove; 23. a blanking port;

3. a sliding seat; 31. a sliding plate; 32. a sliding track; 33. a slide cylinder;

4. a material ejecting mechanism; 41. ejecting a fixed block; 42. a material ejecting connecting rod; 43. a material ejection cylinder; 44. a material ejecting head; 45. a material ejecting spring;

5. a material pushing mechanism; 51. a material pushing gas hood; 511. an air outlet groove; 512. an air inlet; 52. pushing a material fixing block; 53. an air outlet;

6. positioning the clamping jaw; 61. a notch; 62. a wind guide groove; 63. a lower tuyere; 64. a telescopic hole; 65. abutting against the hole; 66. a butting block; 661. abutting against the arc surface; 662. a limiting hole; 67. abutting spring

7. A telescopic part; 71. a wind guide hole; 72. a telescopic fixed plate; 73. a telescopic disc; 74. a telescopic rod; 75. a telescoping spring.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Example one

As shown in fig. 1 to 12, the present invention provides a link removing apparatus for a drive chain for a steering gear, comprising: the chain feeding mechanism comprises a feeding mechanism 2 for accommodating a chain 1, a sliding seat 3 arranged on one side of the feeding mechanism 2 in a sliding mode, a material ejecting mechanism 4 fixedly connected to the top end face of the sliding seat 3 and a material pushing mechanism 5 fixedly connected to the other side of the feeding mechanism 2. Wherein the chain 1 is commonly used as a transmission and traction in mechanical structures; the discharging mechanism 2 is suitable for placing the chain 1; the sliding seat 3 can be far away from or close to the material pushing mechanism 5 along the horizontal direction; the material ejecting mechanism 4 can eject the chain 1 from top to bottom so that the bolt 11 and the lower outer chain plate 12 of the chain 1 fall off; the pushing mechanism 5 can blow off the upper outer chain plate 13 on the chain 1. With respect to the above components, detailed description is given below.

Chain

The chain 1 is a metal chain ring, generally, the chain 1 is composed of a plurality of identical and continuous sections, the sections are sequentially arranged along the length direction to form a chain, the two sections are connected end to form the chain ring, and the chain 1 is commonly used for transmission and traction in a mechanical structure. One section of the chain 1 specifically comprises two bolts 11, a lower outer chain plate 12, an upper outer chain plate 13 and two rollers 14. The lower outer chain plate 12 and the upper outer chain plate 13 of the same section are parallel to each other, the lower outer chain plate 12 and the upper outer chain plate 13 are identical in shape, the projections of the lower outer chain plate 12 and the upper outer chain plate 13 in the vertical direction are overlapped, and the lower outer chain plate 12 and the upper outer chain plate 13 are both composed of two circular rings and a plate for connecting the two circular rings. The lower outer chain plate 12 and the upper outer chain plate 13 are arranged on two sides of one section of the chain 1, two rollers 14 are suitable for being placed in the middle of the chain, and the two rollers 14 are respectively coaxially arranged with two circular rings of the lower outer chain plate 12 and the upper outer chain plate 13. The bolts 11 can pass through the rings of the lower outer link plate 12 and the upper outer link plate 13 and the rollers 14 arranged coaxially with the rings and are fixed. After the chain 1 is installed, the rollers 14 can rotate around the corresponding pins 11, and the pins 11 can serve as the rotation centers of the upper and lower

outer link plates

13 and 12.

Discharging mechanism

The discharging mechanism 2 is suitable for placing the chain 1, positions a section of chain 1 to be disassembled, and is convenient for disassembling the chain 1. The discharging mechanism 2 specifically comprises two discharging slide rails 21 which are in contact with each other, and each discharging slide rail 21 is provided with a discharging groove 22 which is matched with the chain 1. Wherein two the blowing slide rail 21 sets up in opposite directions, two one side that blowing slide rail 21 set up in opposite directions levels and the shape is the same, two blowing slide rail 21 can be through the one side fixed connection that sets up in opposite directions, and two a blanking mouth 23 has been seted up respectively to the one end that blowing slide rail 21 contacted, will two after blowing slide rail 21 connects the completion, two the blanking mouth 23 concatenation of blowing slide rail 21 junction, two blanking mouths 23 after the concatenation is accomplished are suitable for letting outer link joint 12 drop down, work as chain 1 is torn open the festival after, corresponds the lower outer link joint 12 on the festival and can drop down through two blanking mouths 23. The utility model discloses a steering gear, including blowing slide rail 21, blow-off groove 22, chain 1, chain length direction adjustment chain 1, blow-off groove 22 sets up two the 21 up end of blowing slide rail, and top-down extends, blow-off groove 22 with blanking mouth 23 intercommunication, 22 width of blow-off groove size with 1 width of chain size is the same, chain 1 can through lower outer link joint 12 with the mode of the laminating of 22 bottom surfaces of blow-off groove is placed in blow-off groove 22, places and accomplishes the back, and the outer link joint 12 of lower outer link joint that makes the part that needs to be torn open apart along length direction adjustment chain is placed directly over blanking mouth 23, and when driving chain for the steering gear tear the festival back open, the outer link joint 12 of lower outer link joint that dismantles can drop down through blanking mouth 23.

Sliding seat

The sliding seat 3 is used for supporting the discharging sliding rail 21, the sliding seat 3 can slide along the horizontal direction, and can drive the discharging sliding rail 21 and the chain 1 placed on the discharging mechanism 2 to be close to or far away from the material pushing mechanism 5. The lower end surface of the sliding seat 3 is provided with a sliding plate 31, the sliding plate 31 is used for supporting the sliding seat 3 to slide, two sides of the sliding seat 3 are provided with sliding rails 32 which semi-surround the sliding seat 3, the sliding rails 32 play a role in guiding the sliding of the sliding seat 3, a sliding cylinder 33 is fixedly installed on the sliding plate 31, the sliding cylinder 33 is located on one side of the sliding seat 3, the movable end of the sliding cylinder 33 is fixedly connected with the sliding seat 3, the sliding cylinder 33 is used for pushing the sliding seat 3 to slide along the sliding rails 32, wherein the sliding plate 31 is fixed on a support frame, the sliding plate 31 is in a square thick plate shape, the sliding plate 31 is located at the bottom of the sliding seat 3, and the sliding plate 31 can play a role in supporting the sliding seat 3. The sliding rails 32 are arranged on two sides of the sliding seat 3, one sliding rail 32 is in an inverted L shape, and the two inverted L-shaped sliding rails 32 are arranged oppositely, specifically, the sliding rails 32 are attached to two side walls and part of the upper end surface of the sliding seat 3, and the sliding rails 32 can be positioned in the vertical direction of the sliding seat 3 and can guide the sliding seat 3 to slide along the length direction of the sliding plate 31 and be far away from or close to the pushing mechanism 5.

Material ejecting mechanism

The ejection mechanism 4 is fixed on the top end face of the sliding seat 3, and the ejection mechanism 4 is suitable for pushing the bolt 11 from top to bottom, so that the bolt 11 is sequentially separated from the upper outer chain plate 13 and the roller 14, and the lower outer chain plate 12 and the bolt 11 pass through the blanking port 23 and fall downwards.

The structure of the material ejecting mechanism 4 is specifically described below, and the material ejecting mechanism 4 specifically includes a material ejecting fixing block 41 fixedly connected to the top end face of the sliding seat 3, a material ejecting connecting rod 42 rotatably connected to the top of the material ejecting fixing block 41, a material ejecting cylinder 43 fixedly connected to one end of the material ejecting connecting rod 42, and a material ejecting head 44 contactingly connected to the other end of the material ejecting connecting rod 42. Wherein liftout fixed block 41 both sides can with the two inside walls of slide rail 32 up end offset, work as sliding seat 3 is in follow under the drive of sliding cylinder 33 when slide rail 32 slides, liftout fixed block 41 can be in along with sliding seat 3 the two inside walls of slide rail 32 up end slide, a groove is seted up at liftout fixed block 41 middle part, liftout connecting rod 42 sets up the inslot that liftout fixed block 41 middle part was seted up, just liftout connecting rod 42 is "one" font, rotate in the middle of the liftout connecting rod 42 and connect in on the liftout fixed block 41, liftout connecting rod 42 both ends can rotate around the junction. One end of the material ejecting cylinder 43 is fixedly connected to the sliding seat 3, the other end of the material ejecting cylinder 43 is fixedly connected to one end of the material ejecting connecting rod 42, and when the material ejecting cylinder 43 works, the material ejecting cylinder 43 can push the material ejecting connecting rod 42 to rotate around the connecting part of the material ejecting connecting rod 42 and the material ejecting fixing block 41. The liftout head 44 is fixed keep away from on the liftout connecting rod 42 the one end of liftout cylinder 43, just the liftout head 44 passes liftout fixed block 41 and extends to the blowing groove 22 top, specifically, is located blanking mouth 23 top, the liftout head 44 is suitable for the top to push bolt 11 drops to from chain 1, and the concrete expression is, when liftout mechanism 4 during operation, liftout cylinder 43 can push the liftout connecting rod 42 winds liftout fixed block 41 rotates to push up the liftout head 44, so that the liftout head 44 pushes away bolt 11 of chain 1, after two bolts 11 fall on a section chain 1 simultaneously, outer chain plate 12 can follow drop in the blanking mouth 23 down. In addition, for the convenience of resetting the ejection mechanism 4, the ejection mechanism 4 further comprises an ejection spring 45, two ends of the ejection spring 45 are respectively fixed on the ejection head 44 and the ejection fixing block 41, in the ejection process, the ejection spring 45 is in a compression state, and when the ejection of the ejection head 44 is completed, the ejection spring 45 can eject the ejection head 44, so as to promote the ejection connecting rod 42 to reversely rotate and recover the original position.

Pushing mechanism

The pushing mechanism 5 is located on one side where the sliding seat 3 slides out, when the material pushing head 44 pushes the two pins 11 and the lower outer chain plate 12 on the chain 1 down, the upper outer chain plate 13 still remains on the chain 1, and at the moment, the pushing mechanism 5 can blow down the upper outer chain plate 13 so as to detach the upper outer chain plate 13.

The structure of pushing equipment 5 is specifically explained below, pushing equipment 5 specifically includes and pushes away material gas hood 51, fixed connection push away material gas hood 51 both sides push away material fixed block 52 and with push away the air pump (not shown on the picture) that material gas hood 51 switched on, wherein push away material gas hood 51 cavity, just it is suitable for the circulation gas to push away material gas hood 51 inside, it is located and is close to push away material gas hood 51 one side bottom of drop feed mechanism 2 has seted up an air-out groove 511, it is located to keep away from to push away material gas hood 51 an air inlet 512 has been seted up to a lateral wall of drop feed mechanism 2, air inlet 512 is used for connecting the air pump (not shown on the picture), just air inlet 512 with air-out groove 511 intercommunication. When an air pump (not shown in the figure) works, the air pump can generate a unidirectional continuous air flow, and the air flow can enter from the air inlet 512, penetrate through the inside of the material pushing air hood 51 and be blown out from the air outlet slot 511. The material pushing fixing blocks 52 are arranged on two sides of the material pushing gas hood 51 in a mirror image mode, the material pushing fixing blocks 52 can support the material pushing gas hood 51 from two sides, and the working stability of the material pushing gas hood 51 is improved. When the air flow is blown out from the air outlet slot 511, the upper outer chain plate 13 loosened above the chain 1 can be blown off.

Positioning claw

The positioning claw 6 is fixedly connected with the sliding plate 315, the pushing mechanism 5 is fixed on the upper end surface of the positioning claw 6, specifically, the pushing fixing block 52 is fixed on the top of the positioning claw 6, the positioning claw 6 and two side walls of the air outlet slot 511 form an air outlet 53, the air outlet 53 faces the upper outer chain plate 13, and the upper end surface of the positioning claw 6 can guide the flow direction of the air flow sprayed from the air outlet 53 so as to blow off the upper outer chain plate 13.

The structure of the positioning jaw 6 is specifically described below, and the positioning jaw 6 specifically includes: two notches 61 formed inwards at one end close to the discharging mechanism 2, an air guide groove 62 positioned inside the positioning claw 6, a lower air inlet 63 formed in the upper end surface of the positioning claw 6 and communicated with the air guide groove 62, telescopic holes 64 formed in two side walls of the notches 61, abutting holes 65 clamped at the bottoms of the two notches 61, abutting blocks 66 in sliding connection with the abutting holes 65, and abutting springs 67 arranged at the bottoms of the abutting blocks 66. The distance between the two telescopic holes 64 on the notch 61 is gradually reduced towards the direction of the discharging mechanism 2, and when the chain 1 is tightly pushed by the material pushing mechanism 4, the two rollers 14 can respectively slide into the notch 61. The lower air opening 63 is formed in the upper end face of the positioning clamping jaw 6, the lower air opening 63 is located below the air outlet groove 511, the lower air opening 63 is communicated with the air guide groove 62, and the lower air opening 63 can guide part of air sprayed out of the air outlet groove 511 to flow into the air guide groove 62. The telescopic holes 64 are provided with four side walls which are arranged on the notch 61 in a mirror image mode, the telescopic holes 64 are communicated with the air guide groove 62, the telescopic holes 64 are arranged in an inclined mode, and when air enters the air guide groove 62, the air can be sprayed out through the telescopic holes 64, so that dirt on the surface of the roller 14 can be blown off. The abutting hole 65 is formed in the groove bottom of the positioning claw 6 located on the groove opening 61, an abutting block 66 is connected in the abutting hole 65 in a sliding mode, the abutting block 66 is provided with an abutting arc face 661 matched with the roller 14 of the chain 1, and after the roller 14 of the chain 1 abuts against the abutting arc face 661, air entering the air guide groove 62 can be blown out through the telescopic hole 64 and drives the roller 14 to rotate, so that dirt on the roller 14 can be cleaned. An abutting spring 67 is arranged between the abutting block 66 and the side wall of the air guide groove 62, when the roller 14 pushes the abutting block 66 to slide in the air guide groove 62, the abutting spring 67 is compressed, and after the roller 14 releases the abutting block 66, the abutting spring 67 rebounds and pushes the abutting block 66 to return to the original position.

Expansion part

The telescopic parts 7 are arranged on the inner side walls of the notches 61, one notch 61 is provided with two telescopic parts 7, the telescopic parts 7 can protrude out of the corresponding inner side walls of the notches 61, and the telescopic parts 7 are linked with the material pushing mechanism 5 to clean stains on the outer surfaces of the rollers 14.

The following describes the structure of the telescopic part 7 specifically, the telescopic part 7 includes a telescopic fixing plate 72 located in the air guiding groove 62, a telescopic disc 73 sliding along the telescopic hole 64, and a telescopic rod 74 fixedly connected to the central axis of the telescopic disc 73, wherein the telescopic fixing plate 72 is fixed in the air guiding groove 62, the outer wall of the telescopic disc 73 is attached to the inner wall of the telescopic hole 64, and the telescopic disc 73 can slide in the telescopic hole 64, and a guide groove (not shown in the drawing) is provided in the telescopic hole 64 for guiding the telescopic disc 73 to keep the side wall in the state of being attached when sliding in the telescopic hole 64, and for controlling the telescopic disc 73 to slide back and forth in the telescopic hole 64, the telescopic part 7 further has a telescopic spring 75, and one end of the telescopic spring 75 is fixed on the telescopic disc 73, the other end is fixed on the telescopic fixing plate 72, and the telescopic spring 75 can control the telescopic disc 73 to slide by stretching. The telescopic rod 74 is fixed at one end of the telescopic disc 73, which is far away from the telescopic spring 75, a wind guide hole 71 is formed in the middle of the telescopic rod 74, the wind guide hole 71 sequentially and axially penetrates through the telescopic disc 73 and the telescopic rod 74, and the wind guide hole 71 is suitable for gas circulation. Specifically, the pushing mechanism 5 blows air into the pushing air hood 51 through the air valve and blows the air out of the air outlet slot 511, at this time, part of the air can flow in through the lower air opening 63, and after the air flows into the air guiding slot 62 from the lower air opening 63, the telescopic disc 73 can be pushed to slide outwards along the telescopic hole 64, so that the telescopic rod 74 extends out of the telescopic hole 64. Meanwhile, the gas can be sprayed out of the air guide hole 71 to blow air to the roller 14 of the chain 1, and after the roller 14 of the chain 1 passes through the telescopic part 7, the material pushing mechanism 5 is linked with the telescopic part 7 to stretch and block the roller 14 of the chain 1 from coming out of the notch 61. After the chain 1 is loosened by the material ejecting mechanism 4, the material pushing mechanism 5 can blow down the upper outer chain plate 13.

In order to enable the telescopic portion 7 to clamp the abutting block 66 and blow air to the roller 14 to remove stains, the abutting block 66 is provided with a limiting hole 662 into which the telescopic rod 74 can be inserted, and wind energy entering the wind guide groove 62 can push the telescopic rod 74 to be inserted into the limiting hole 662, so that the wind guide hole 71 blows air to the roller 14 of the chain 1 and drives the roller 14 to rotate, and stains on the outer circumferential surface of the roller 14 are effectively blown off.

After the outer circle surface of the roller 14 is blown to remove stains, the roller 14 can be positioned so as to conveniently push and remove the bolt 11 sleeved in the roller 14, the roller 14 of the chain 1 pushes the abutting block 66 to compress the abutting spring 67 to cross the telescopic rod 74, the wind energy entering the wind guide groove 62 can push the telescopic rod 74 to block the roller 14 from coming out of the notch 61, and at the moment, the outward sliding of the roller 14 along the notch 61 is limited, so that the effect of positioning the roller 14 is achieved.

In addition, the pushing mode that the upper outer chain plate 13 falls down by blowing air through an air pump (not shown in the figure) in the pushing mechanism 5 is convenient for removing stains on the rollers 14 before pushing, and can also avoid that the adjacent rollers 14 and the upper and lower outer chain plates are bent due to rigid contact with the chain 1, if the upper outer chain plate 13 at the joint is pushed down through a sliding pushing mechanism, when the chain 1 is not placed in a straight line in the horizontal direction, the sliding pushing mechanism can push the chain 1 to collide with one side wall of the discharging slide rail 21 during pushing, so that the chain 1 is bent, the device effectively avoids the problem by blowing air and pushing, and the strength of the chain 1 is ensured.

Example two

The second embodiment further provides a link dismounting method for a transmission chain for a steering gear on the basis of the first embodiment, wherein a link dismounting device for a transmission chain for a steering gear is the same as the first embodiment, and details are not described here.

The method for removing the joints of the transmission chain for the steering gear comprises the steps of providing the transmission chain joint removing equipment for the steering gear; placing the chain 1 in the discharge chute 22, and adjusting the chain 1 to the ejector head 44 to align with the bolt 11 of the chain 1; pushing the sliding seat 3 to slide through the sliding cylinder 33, so that the roller 14 of the chain 1 is inserted into the notch 61, and the positioning claw 6 positions the chain 1; pushing the material pushing connecting rod 42 through the material pushing cylinder 43 so that the material pushing head 44 pushes the plug pin 11 of the chain 1, and the plug pin 11 and the lower outer chain plate 12 penetrate through the blanking port 23; when the air pump works, the air generated by the air pump enters the air guide groove 62 through the material pushing air hood 51 and pushes the telescopic rod 74 to be inserted into the limiting hole 662; blowing air to the rollers 14 of the chain 1 through the limiting holes 662 and driving the rollers 14 to rotate so as to clean the rollers 14; when the air pump stops, the telescopic rod 74 retracts into the telescopic hole 64; pushing the sliding seat 3 to slide through the sliding cylinder 33, so that the roller 14 of the chain 1 pushes the abutting block 66 and goes over the telescopic rod 74; the ejection cylinder 43 retracts to enable the ejection head 44 to release the chain 1; when the air pump works, the air entering the air guide groove 62 pushes the telescopic rod 74 to extend out of the telescopic hole 64 so as to block the roller 14 of the chain 1 from retracting from the notch 61; the air ejected from the air outlet 53 can blow off the upper outer link plate 13, thereby realizing the link removal of the chain 1. This equipment can carry out reliable location to the chain before tearing the section chain open, can blow to the roller surface simultaneously and get rid of the spot to be convenient for dismantle the bolt, pushing equipment can guarantee through the mode that blows the material that pushes away that the intensity after the section is torn open to the driving chain for the steering gear is unchangeable simultaneously, this equipment simple structure, and degree of automation is high.

In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A link removing device for a transmission chain for a steering gear is characterized by comprising:

the feeding device comprises a sliding seat (3), a discharging mechanism (2) and a material ejecting mechanism (4) which are fixedly connected to two sides of the top end face of the sliding seat (3), and a material pushing mechanism (5) which is fixedly connected to the discharging mechanism (2);

the discharging mechanism (2) is suitable for accommodating the chain (1);

the ejection mechanism (4) can eject a plug pin (11) and a lower outer chain plate (12) of the chain (1);

the pushing mechanism (5) faces to the upper outer chain plate (13) of the chain (1), and the pushing mechanism (5) is suitable for spraying air to the upper outer chain plate (13) of the chain (1); and

the bottom of the pushing mechanism (5) is fixedly connected with a positioning clamping jaw (6), the positioning clamping jaw (6) is provided with two notches (61) corresponding to the rollers (14) of the chain (1), two inner side walls of each notch (61) are respectively provided with a telescopic part (7), and each telescopic part (7) can protrude out of the corresponding inner side wall of each notch (61);

the telescopic part (7) is linked with the material pushing mechanism (5), and the telescopic part (7) is provided with an air guide hole (71); wherein

After the chain (1) is tightly pushed by the material pushing mechanism (4), the roller (14) of the chain (1) can slide into the notch (61), so that the material pushing mechanism (5) blows air to the roller (14) of the chain (1) through the air guide hole (71);

after the roller (14) of the chain (1) passes over the telescopic part (7), the pushing mechanism (5) is linked with the telescopic part (7) to stretch and block the roller (14) of the chain (1) from coming out of the notch (61);

after the ejection mechanism (4) loosens the chain (1), the pushing mechanism (5) can blow off the upper outer chain plate (13).

2. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 1,

the material pushing mechanism (5) comprises a material pushing air hood (51), material pushing fixing blocks (52) fixedly connected to two sides of the material pushing air hood (51) and an air pump communicated with the material pushing air hood (51);

the pushing fixing block (52) is fixedly connected to the top of the positioning clamping jaw (6);

an air outlet groove (511) is formed in the bottom of one side, close to the discharging mechanism (2), of the material pushing air hood (51), an air outlet (53) is formed between the air outlet groove (511) and the positioning clamping jaw (6), and the air outlet (53) faces towards the upper outer chain plate (13) of the chain (1);

an air inlet (512) is formed in one side wall, away from the discharging mechanism (2), of the material pushing air hood (51), and the air inlet (512) is used for being connected with an air pump;

the air inlet (512) is communicated with the air outlet groove (511);

the air outlet (53) is communicated with the air guide hole (71); wherein

After the roller (14) of the chain (1) slides into the corresponding notch (61), the air pump can blow air to the roller (14) of the chain (1) through the air guide hole (71);

after the material ejecting mechanism (4) loosens the chain (1), the air pump blows over the upper outer chain plate (13) through the air outlet (53).

3. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 2,

an air guide groove (62) is formed in the positioning clamping jaw (6), and a lower air opening (63) is formed in the area, located in the air outlet groove (511), of the top end face of the positioning clamping jaw (6);

the lower air opening (63) is communicated with the air guide groove (62), and the air guide hole (71) is communicated with the air guide groove (62); wherein

The air pump can blow air to the roller (14) of the chain (1) through the material pushing air hood (51), the air outlet groove (511), the lower air opening (63), the air guide groove (62) and the air guide hole (71) in sequence.

4. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 3,

two side walls of the positioning clamping jaw (6) positioned on the notch (61) are respectively provided with a telescopic hole (64), each telescopic part (7) corresponds to each telescopic hole (64) one by one, and the telescopic holes (64) are communicated with the air guide groove (62);

the telescopic holes (64) are obliquely arranged, the oblique directions of the two telescopic holes (64) on one notch (61) are opposite, and the distance between the two telescopic holes (64) on one notch (61) is gradually reduced towards the direction of the discharging mechanism (2);

the telescopic part (7) can slide along the telescopic hole (64) and extends out of the telescopic hole (64);

after the chain (1) is tightly pushed by the material pushing mechanism (4), the air pump can push the telescopic part (7) to be close to the roller (14) of the chain (1);

after the roller (14) of the chain (1) passes over the telescopic part (7), the air pump can push the telescopic part (7) to block the roller (14) of the chain (1) from coming out of the notch (61).

5. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 4,

the telescopic part (7) comprises a telescopic fixed plate (72) positioned in the air guide groove (62), a telescopic disc (73) sliding along the telescopic hole (64) and a telescopic rod (74) fixedly connected to the central axis of the telescopic disc (73); and

the two ends of the telescopic spring (75) are respectively fixedly connected with the telescopic fixing plate (72) and the telescopic disc (73);

the telescopic fixing plate (72) is fixedly connected with the positioning claw (6);

the air guide hole (71) sequentially and axially penetrates through the telescopic disc (73) and the telescopic rod (74); wherein

The wind entering the wind guide groove (62) can push the telescopic disc (73) to slide, so that the telescopic rod (74) extends out of the telescopic hole (64).

6. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 5,

an abutting hole (65) is formed in the positioning clamping jaw (6) and located at the groove bottom of the notch (61), an abutting block (66) is connected in the abutting hole (65) in a sliding mode, and an abutting spring (67) is arranged between the abutting block (66) and the side wall of the air guide groove (62);

the abutting block (66) is provided with an abutting cambered surface (661) matched with the roller (14) of the chain (1);

the abutting block (66) is provided with a limiting hole (662) suitable for the telescopic rod (74) to be inserted into, and the limiting hole (662) extends from the side wall of the abutting block (66) to the abutting arc surface (661); wherein

After the roller (14) of the chain (1) is abutted against the abutting arc surface (661), the wind energy entering the wind guide groove (62) can push the telescopic rod (74) to be inserted into the limiting hole (662), so that the wind guide hole (71) blows the roller (14) of the chain (1) and drives the roller (14) to rotate;

after the roller (14) of the chain (1) pushes the abutting block (66) to compress the abutting spring (67) to cross the telescopic rod (74), the wind energy entering the wind guide groove (62) can push the telescopic rod (74) to block the roller (14) from coming out of the notch (61).

7. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 6,

the discharging mechanism (2) comprises two discharging slide rails (21) which are in contact with each other, and each discharging slide rail (21) is provided with a discharging groove (22) which is matched with the chain (1);

one ends of the two discharging sliding rails (21) which are contacted with each other are respectively provided with a blanking port (23), and the two blanking ports (23) are matched with the lower outer chain plate (12) of the chain (1) when being spliced; wherein

The bolt (11) of the chain (1) and the lower outer chain plate (12) are pushed by the material pushing mechanism (4) to fall and then penetrate through the blanking port (23).

8. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 7,

the joint dismounting device further comprises a sliding plate (31), a sliding track (32) matched with the sliding seat (3) is fixedly connected to the sliding plate (31), and a sliding cylinder (33) is fixedly connected to the upper end face of the sliding plate (31); wherein

The sliding cylinder (33) can push the sliding seat (3) to slide along the sliding track (32).

9. The apparatus for removing a knuckle of a power transmission chain for a steering gear according to claim 8,

the ejection mechanism (4) comprises an ejection fixing block (41) fixedly connected to the top end face of the sliding seat (3), an ejection connecting rod (42) rotatably connected to the top of the ejection fixing block (41), an ejection cylinder (43) fixedly connected to one end of the ejection connecting rod (42), and an ejection head (44) in contact connection with the other end of the ejection connecting rod (42); and

the material ejecting head (44) penetrates through the material ejecting fixing block (41) and extends to the upper part of the discharging groove (22);

an ejection spring (45) is arranged between the ejection head (44) and the ejection fixing block (41); wherein

The material ejection cylinder (43) can eject the material ejection head (44) through the material ejection connecting rod (42) so that the material ejection head (44) ejects the plug pin (11) of the chain (1).

10. A link removing method of a power transmission chain for a steering gear, comprising the link removing apparatus for a power transmission chain for a steering gear according to claim 9;

placing the chain (1) in the discharging groove (22), and adjusting the chain (1) to enable the material ejecting head (44) to be aligned with the plug pin (11) of the chain (1);

the sliding cylinder (33) pushes the sliding seat (3) to slide, so that the roller (14) of the chain (1) is inserted into the notch (61), and the positioning claw (6) positions the chain (1);

the ejection connecting rod (42) is pushed by the ejection cylinder (43) so that the ejection head (44) pushes the plug pin (11) of the chain (1) and the plug pin (11) and the lower outer chain plate (12) penetrate through the blanking port (23);

the air pump works, the air generated by the air pump enters the air guide groove (62) through the material pushing air hood (51) and pushes the telescopic rod (74) to be inserted into the limiting hole (662);

blowing air to the roller (14) of the chain (1) through the limiting hole (662) and driving the roller (14) to rotate so as to clean the roller (14);

when the air pump stops, the telescopic rod (74) retracts into the telescopic hole (64);

the sliding cylinder (33) pushes the sliding seat (3) to slide so that the roller (14) of the chain (1) pushes the abutting block (66) and goes over the telescopic rod (74);

the material ejecting cylinder (43) retracts to enable the material ejecting head (44) to release the chain (1);

the air pump works, and the air entering the air guide groove (62) pushes the telescopic rod (74) to extend out of the telescopic hole (64) so as to block the roller (14) of the chain (1) from retracting from the notch (61);

the air sprayed out from the air outlet (53) can blow down the outer chain plate (13), and further the link of the chain (1) is disassembled.