CN218063272U

CN218063272U - Belt tensioner

Info

Publication number: CN218063272U
Application number: CN202220464058.1U
Authority: CN
Inventors: 郭亿; 伍能文; 冉彦杰; 周建国; 刘海涛
Original assignee: Gugaomeng Workshop Chongqing Technology Co ltd
Current assignee: Gugaomeng Workshop Chongqing Technology Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-12-16
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses a belt tensioning device, tensioning bottom plate including vertical setting, be fixed with last fixed pressing block on one side face of tensioning bottom plate, go up on fixed pressing block along vertical direction wear to be equipped with rather than screw-thread fit's tensioning screw, the lower extreme fixedly connected with of tensioning screw moves the briquetting down, the below interval of activity briquetting down is provided with the tensioning pressure head, the both sides of tensioning screw are provided with the direction slide bar of vertical extension, fixed pressing block and lower activity briquetting are worn respectively to go up at the both ends of direction slide bar, the lower extreme fixed connection of direction slide bar is on the tensioning pressure head, the top of activity briquetting down and be located the tensioning screw respectively with the both sides position between the direction slide bar be provided with spacing bolt, the screw rod section of spacing bolt passes in lower activity briquetting, screw rod section end fixed connection of spacing bolt is on the pressure head, the pole body that the screw rod section of spacing bolt is located between activity briquetting and the tensioning pressure head is overlapped and is equipped with the tensioning spring down, the lower terminal surface of tensioning pressure head is provided with the tensioning cylinder.

Description

Belt tensioner

Technical Field

The utility model relates to a belt tensioning adjusting device, concretely relates to belt tensioning device.

Background

The starting rod is commonly used for motorcycles and is a starting device of the motorcycles, and the commonly used starting rod structures of the motorcycles are of two types: two pole types and integral, present motorcycle is most all furnished with electronic ignition starting drive, and it is convenient, laborsaving to start, nevertheless leads to the electronic ignition starting drive to become invalid in order to prevent that storage battery electric quantity is not enough or the weather is cold, and the motorcycle still generally need dispose manpower starting drive, and manpower starting drive commonly used is the actuating lever. The starting rod needs to be polished in the machining process so as to meet corresponding requirements, a rough polishing process is usually carried out in the starting rod polishing process, then a fine polishing process is carried out, a rough polishing device and a fine polishing device are correspondingly used, two independent power driving systems need to be used for the two independent devices, and therefore the use cost is increased.

In order to solve the technical problem, the inventor invents a starting lever polishing device which comprises a polishing mounting support, polishing transmission devices are symmetrically arranged on the left side and the right side of the polishing mounting support, each polishing transmission device comprises a polishing end and a transmission end, each polishing end comprises two belt rollers which are arranged at intervals up and down and extend in the left-right direction, a support shaft which is arranged on the belt rollers and is connected with the belt rollers in a rotating mode is arranged on the belt rollers in a penetrating mode, each support shaft is fixedly connected to the polishing mounting support, each transmission end comprises a transmission wheel, the center line of each transmission wheel is parallel to the center line of each belt roller, a double-head driving motor is arranged between the two transmission wheels and is fixedly connected to the polishing mounting support, motor shafts which are arranged on the transmission wheels on the sides of the double-head driving motors respectively extend out of the left end and the right end of each double-head driving motor, each motor shaft penetrates through the transmission wheels on the sides of the transmission wheels and is in transmission connection with the transmission wheels, a rough polishing belt, a fine polishing belt is arranged in the two polishing transmission devices, the rough polishing belt and the fine polishing belt tensioning device is arranged on the two belt rollers, the rough polishing belt, the polishing belt is arranged between the two belt tensioning devices, and the polishing belt tensioning device is arranged on the inner sides of the belt tensioning device, and the polishing belt tensioning device, and the fine polishing belt tensioning device is arranged on the belt, and the belt tensioning device. However, the belt tensioning device should be designed so as to have a simple structure, be convenient to use, and have a good belt tensioning effect, which needs to be further considered.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a simple structure, convenient to use is to the effectual belt tightener of belt tensioning.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a belt tensioning device comprises a tensioning bottom plate, wherein the tensioning bottom plate is vertically arranged, two side plate surfaces of the tensioning bottom plate respectively face in the left and right directions, an upper fixed pressing block is fixedly connected to one side plate surface of the tensioning bottom plate, a tensioning screw rod in threaded fit with the upper fixed pressing block is arranged on the upper fixed pressing block in a penetrating mode in the vertical direction, a screwing disc is fixedly connected to the upper end of the tensioning screw rod, a lower movable pressing block is fixedly connected to the lower end of the tensioning screw rod, a locking nut is in threaded fit with a rod body above the upper fixed pressing block and can abut against the upper fixed pressing block to lock the tensioning screw rod, tensioning pressing heads are arranged below the lower movable pressing block at intervals, vertically extending guide sliding rods are symmetrically arranged on two sides of the tensioning screw rod by taking the central line of the tensioning screw rod as a symmetric axis, two ends of the guide sliding blocks respectively penetrate through the upper fixed pressing block and the lower movable pressing block, the lower ends of the guide sliding blocks are respectively in sliding fit with the upper fixed pressing block and the lower movable pressing block along the vertical direction, two ends of the tensioning screw rod are respectively arranged between the upper movable pressing blocks, and the lower pressing heads of the tensioning screw rod, and the upper movable pressing blocks are respectively arranged on the tensioning screw rod, and the lower movable pressing head, two ends of the tensioning screw rod by taking the upper movable pressing blocks as movable pressing blocks, and the upper pressing blocks, and the lower pressing heads of the lower pressing blocks, and the upper and the lower pressing blocks, the upper and the lower movable pressing blocks, the tensioning pressure head is provided with a tensioning roller extending along the left-right direction below, the tensioning roller is provided with a tensioning shaft which is arranged on the same central line and is rotatably connected with the tensioning roller in a penetrating manner, and two ends of the tensioning shaft are respectively fixedly connected to the tensioning pressure head.

By screwing the tensioning screw, the lower movable pressing block presses downwards, and the tensioning roller below is tensioned to act on the corresponding polishing belt through the spring force of the tensioning spring.

Furthermore, the position that the upper surface of the lower movable pressure block corresponds to the limiting bolt is concavely provided with a containing hole, a sliding hole penetrates through the bottom of the containing hole along the vertical direction, the screw section of the limiting bolt penetrates through the sliding hole, and when the head of the limiting bolt abuts against the bottom of the containing hole, the head of the limiting bolt can be contained in the containing hole.

Further, correspond on the lower terminal surface of tensioning pressure head the position at tensioning axle both ends is provided with the cylinder support respectively, and the both ends of cylinder support are protruding respectively to be formed with to connect a piece, connects a piece butt and is in on the lower terminal surface of tensioning pressure head, wear to be equipped with threaded connection on connecting a piece the tensioning pressure head on so that connect a piece with tensioning pressure head fixed connection's fixing bolt together, the both ends difference fixed connection of tensioning axle is on two cylinder supports.

Furthermore, a circle of tensioning ring grooves are annularly arranged on the circumferential surface of the tensioning roller along the circumferential direction of the tensioning roller.

To sum up, the beneficial effects of the utility model reside in that: the utility model discloses simple structure, convenient to use is reliable, and is effectual to the belt tensioning

Drawings

FIG. 1 is a schematic three-dimensional structure of a starting rod sanding clamping device;

FIG. 2 is a schematic diagram of a three-dimensional structure of a clamping structure in the starting rod sanding clamping device;

FIG. 3 is a schematic three-dimensional view of a polishing device in the actuating rod polishing clamp;

FIG. 4 is a schematic three-dimensional view of a belt tensioner in an actuating rod sanding gripping device;

fig. 5 is a schematic three-dimensional structure diagram of a starting rod feeding and taking device in the starting rod grinding and clamping device.

Detailed Description

The following description will be made in detail for the starting rod polishing and clamping device adopting the structure of the utility model with reference to the accompanying drawings.

As shown in fig. 1 to 5, the start rod polishing clamping device in the present embodiment includes a start rod clamping and supporting platform 1, and a lateral moving device is disposed on a top surface of the start rod clamping and supporting platform 1;

the transverse moving device comprises a transverse moving platform 2 and a transverse moving driving device, the transverse moving platform 2 is connected to the top surface of the clamping and supporting platform 1 in a left-right sliding mode, the transverse moving driving device is used for driving the transverse moving platform 2 to move in the left-right direction, a longitudinal moving device is arranged on the top surface of the transverse moving platform 2 and comprises a longitudinal moving platform 3 connected to the transverse moving platform in a front-back sliding mode, the top surface of the transverse moving platform 2 is also fixedly connected with a longitudinal moving driving device used for driving the longitudinal moving platform 3 to move in the front-back direction, a horizontal rotating driving device 4 is installed on the top surface of the longitudinal moving platform 3, a horizontal rotating driving shaft vertically extends out of the top of the horizontal rotating driving device 4, and a horizontal rotating platform 5 is fixedly connected to the horizontal rotating driving shaft;

the horizontal rotating platform comprises a horizontal rotating platform 5, wherein a clamping side support 6 is symmetrically arranged on the top surface of the horizontal rotating platform and takes a horizontal rotating driving shaft as a central line, a turnover driving motor 7 is fixedly connected to the outer side surface of one clamping side support 6, a rotating shaft extends out of one side of the direction of the two clamping side supports 6 towards the rotating shaft, the rotating shaft penetrates through the clamping side support 6 where the turnover driving motor 7 is located, a rotating shaft which is connected with the other clamping side support 6 in a rotating mode and is arranged at the same central line with the rotating shaft is arranged on the other clamping side support, polishing fixing seats are arranged at one ends of the rotating shaft and the rotating shaft, which are located on the inner sides of the clamping side supports respectively, polishing limiting grooves used for placing the end portions of the starting rods to be machined are arranged on the two polishing fixing seats respectively, polishing limiting fixing devices used for fastening the starting rods to be machined in the polishing limiting grooves are further arranged on the polishing fixing seats, a synchronous transmission device is arranged between the rotating shaft and is connected with the rotating shaft in a transmission mode so that the rotating shaft can drive the rotating shaft to rotate.

In the embodiment, the polishing fixing seat comprises an L-shaped connecting seat 8, a connecting through hole is formed in a side plate of one side of the L-shaped connecting seat 8 in a penetrating manner, the direction of the central line of the connecting through hole is perpendicular to the plane of the side plate of the L-shaped connecting seat 8 in which the connecting through hole is located, a limiting seat 9 is fixedly connected to the inner side surface of the side plate of the other side of the L-shaped connecting seat 8, the polishing limiting groove is located on the side surface of one side, opposite to the side plate of the L-shaped connecting seat 8 in which the limiting seat 9 is located, of the limiting seat 9, a connecting screw hole I which is arranged with the rotating shaft in the same central line is concavely arranged on the end surface of the rotating shaft, a connecting sleeve I connected with the rotating shaft in a sleeved manner is arranged on the rotating shaft, a connecting flange I arranged with the connecting sleeve I in the same central line is convexly formed at the outer side end of the connecting sleeve I, the rotating shaft abuts against the outer side surface of the side plate of the connecting hole of the L-shaped connecting seat 8 corresponding to the rotating shaft, the rotating shaft is arranged in the same central line as the connecting through hole, the connecting through hole I, a screw end of the connecting bolt I is arranged in the connecting bolt I, and is in a threaded fit in the connecting bolt I so as to connect the L-shaped connecting hole I;

the clamping side bracket 6 corresponding to the rotating shaft is provided with fixing holes extending along the opposite directions of the two clamping side brackets 6 in a penetrating manner, the outer side of the clamping side bracket 6 where the fixing holes are located is provided with a bearing sleeve arranged along the same central line as the fixing holes, one side of the bearing sleeve facing the clamping side bracket 6 is convexly provided with a fixing flange arranged along the same central line as the bearing sleeve, the bearing sleeve is fixedly connected to the corresponding clamping side bracket 6 through the fixing flange, two bearings I arranged along the same central line as the bearing sleeve are installed in the bearing sleeve at intervals along the direction of the central line, the rotating shaft penetrates through the bearing sleeve and the fixing holes along the direction of the central line of the bearing sleeve, the bearings are sleeved on the rotating shaft, the rotating shaft is in rotating fit with the bearing sleeve through the bearing I, a clamp spring for limiting the bearing I is clamped on the outer shaft body of the bearing sleeve opposite to the bearing I on one side of the clamping side bracket 6 in the direction, the rotating shaft penetrates through one end of the clamping side support 6, a connecting screw hole II which is arranged with the rotating shaft at the same central line is concavely arranged at one end of the clamping side support 6, the rotating shaft penetrates through one end of the clamping side support 6, a connecting sleeve II connected with the rotating shaft in a sleeved mode is further arranged at the other end of the connecting sleeve II, a connecting flange II arranged with the connecting sleeve II at the same central line is convexly formed at the outer side end of the connecting sleeve II, the rotating shaft is abutted against the outer side face of the side plate where the connecting hole is located on the L-shaped connecting seat 8 corresponding to the rotating shaft, the rotating shaft is connected with the rotating shaft at the same central line in a penetrating mode correspondingly, a connecting bolt II is arranged on the inner side of the L-shaped connecting seat 8 and corresponds to the position of the rotating shaft, the screw end of the connecting bolt II penetrates through the connecting penetrating hole and is in threaded fit with the connecting screw hole II so as to connect the L-shaped connecting seat 8 with the rotating shaft together, the connecting flange II is connected with the side plate bolt where the connecting hole on the L-shaped connecting seat is;

the synchronous transmission device comprises transmission shafts 10 which are positioned between the two clamping side brackets 6 and extend along the opposite directions of the two clamping side brackets 6, two ends of each transmission shaft 10 are respectively connected with the clamping side brackets 6 in a rotating mode, and the rotating shafts and the transmission shafts 10 are respectively connected together through transmission chains in a driving mode.

In an embodiment, the polishing limiting and fixing device comprises a corner cylinder 11, a cylinder mounting plate is fixedly connected to the bottom of the corner cylinder 11, the other end of the cylinder mounting plate is fixedly connected to the outer side surface of the side plate where the limiting seat 9 is located on the L-shaped connecting seat 8, and the tail end of the pressing arm of the corner cylinder 11 can rotate to the position above the polishing limiting groove corresponding to the pressing arm so as to press the starting rod to be machined in the polishing limiting groove.

In the embodiment, bearing seats 12 which are oppositely arranged along the opposite directions are fixedly connected to the two clamping side brackets 6 respectively, bearing mounting holes penetrate through the bearing seats along the opposite directions of the two clamping side brackets 6, bearings II which are arranged on the same center line as the bearing mounting holes are mounted in the bearing mounting holes, and two ends of the transmission shaft 10 are inserted into inner holes of the bearings II on the side where the transmission shaft is located respectively and are in running fit with the bearing seats through the bearings II.

In the embodiment, a starting rod polishing device is arranged behind the starting rod clamping and supporting platform 1, the starting rod polishing device comprises a polishing mounting bracket 12, polishing transmission devices are symmetrically arranged on the left side and the right side of the polishing mounting bracket 12, each polishing transmission device comprises a polishing end and a transmission end, the polishing ends are close to the starting rod clamping and supporting platform 1, each polishing end comprises two belt rollers 13 which are arranged at intervals from top to bottom and extend in the left-right direction, a support shaft which is arranged at the same center line of the belt rollers 13 and is rotatably connected with the belt rollers is penetrated through the belt rollers 13, the support shaft is fixedly connected to the polishing mounting bracket 12, each transmission end comprises a transmission wheel 14, the center line of each transmission wheel 14 is parallel to the center line of the belt rollers 13, a double-head driving motor 15 is arranged between the two transmission wheels 14, the double-head driving motor 15 is fixedly connected to the polishing mounting bracket 12, motor shafts which are arranged at the same center line as the transmission wheels on the sides of the double-head driving motor 15 respectively extend out from the left end and the right end, the motor shaft penetrates through a transmission wheel 14 on the side where the motor shaft is located and is in transmission connection with the transmission wheel, a rough polishing belt 16 is arranged in one polishing transmission device, a fine polishing belt 17 is arranged in the other polishing transmission device, the rough polishing belt 16 and the fine polishing belt 17 are wound on the transmission wheel 14 and the two belt rollers 13 on the side where the motor shaft is located respectively, the rough polishing belt 16 located between the two belt rollers 13 forms a rough polishing area, the fine polishing belt 17 located between the two belt rollers 13 forms a fine polishing area, belt tensioning devices used for tensioning and adjusting the rough polishing belt 16 and the fine polishing belt 17 are arranged on the inner sides respectively, the belt tensioning devices are fixedly connected to the polishing mounting bracket 12, and the transverse moving device and the longitudinal moving device can divide a to-be-processed starting rod fixed on the polishing fixing base into two parts And moving to a rough polishing area and a fine polishing area respectively for polishing treatment.

In the embodiment, the belt tensioning device comprises a tensioning bottom plate 18 fixedly connected to the polishing mounting bracket 12, the tensioning bottom plate 18 is vertically arranged, two side plate surfaces of the tensioning bottom plate 18 face the left and right directions respectively, an upper fixed pressing block 19 is fixedly connected to one side plate surface of the tensioning bottom plate 18, a tensioning screw 20 in threaded fit with the upper fixed pressing block 19 penetrates the upper fixed pressing block 19 along the vertical direction, a screwing disc 21 is fixedly connected to the upper end of the tensioning screw 20, a lower movable pressing block 22 is fixedly connected to the lower end of the tensioning screw 20, a locking nut 23 is in threaded fit with the rod body of the tensioning screw 20 above the upper fixed pressing block 19, the locking nut 23 can abut against the upper fixed pressing block 19 to lock the tensioning screw 20, tensioning pressing heads 24 are arranged below the lower movable pressing block 22 at intervals, and vertically extending guide sliding rods 25 are symmetrically arranged on two sides of the tensioning screw 20 by taking the central line of the tensioning screw 20 as a symmetry axis, two ends of a guide slide rod 25 respectively penetrate through an upper fixed pressing block 19 and a lower movable pressing block 22, the guide slide rod 25 can be respectively matched with the upper fixed pressing block 19 and the lower movable pressing block 22 in a sliding manner along the vertical direction, the lower end of the guide slide rod 25 is fixedly connected to a tensioning pressure head 24, a limiting bolt 26 is arranged above the lower movable pressing block 22 and between the tensioning screw 20 and the guide slide rods 25 at two sides respectively, the two limiting bolts 26 are symmetrically arranged by taking the central line of the tensioning screw 20 as a symmetric axis, the central line of the limiting bolt 26 is vertically arranged, the screw section of the limiting bolt 26 penetrates through the lower movable pressing block 22, the end part of the screw section of the limiting bolt 26 is fixedly connected to the tensioning pressure head 24, the screw section of the limiting bolt 26 can be matched with the lower movable pressing block 22 in a sliding manner along the vertical direction, and a tensioning spring 27 is sleeved on the rod body of the screw section of the limiting bolt 26 between the lower movable pressing block 22 and the tensioning pressure head 24, both ends of tensioning spring 27 butt respectively on activity briquetting 22 and the tensioning pressure head 24 down in order to provide spring power under activity briquetting 22 for the head butt of spacing bolt 26, the below of tensioning pressure head 24 is provided with the tensioning roller 28 that extends along left right direction, wear to be equipped with one on the tensioning roller 28 rather than with the central line setting and rotate the tensioning axle of being connected, fixed connection is on tensioning pressure head 24 respectively at the both ends of tensioning axle, two tensioning roller 28 tensioning respectively is used in its correspondence roughly polish belt 16 with on the medial surface of precision polish belt 17.

In an embodiment, a position of the upper surface of the lower movable pressing block 22 corresponding to the limiting bolt 26 is concavely provided with a receiving hole, a sliding hole penetrates through the bottom of the receiving hole along the vertical direction, a screw section of the limiting bolt 26 penetrates through the sliding hole, and when the head of the limiting bolt 26 abuts against the bottom of the receiving hole, the head of the limiting bolt 26 can be received in the receiving hole. Correspond on the lower terminal surface of tensioning pressure head 24 the position at tensioning shaft both ends is provided with roller support 29 respectively, and roller support 29's both ends are protruding respectively to be formed with to connect a piece, connects a piece butt and is in on the lower terminal surface of tensioning pressure head 24, wear to be equipped with threaded connection on connecting a piece on the tensioning pressure head 24 so that connect a piece with tensioning pressure head 24 fixed connection's fixing bolt together, the both ends difference fixed connection of tensioning shaft is on two roller support 29. The circumferential surface of the tensioning roller 28 is annularly provided with a circle of tensioning ring grooves along the circumferential direction of the tensioning roller 28, and the rough polishing belt 16 and the fine polishing belt 17 are respectively in rolling fit with the corresponding tensioning ring grooves. The screwing plate is horizontally arranged, and screwing holes are formed in the screwing plate close to the edge in a penetrating mode in the vertical direction.

In the embodiment, one end of the supporting shaft protrudes outwards along the central line direction to form a supporting stud, the supporting stud is in threaded connection with the polishing mounting support 12, the other end of the supporting shaft protrudes outwards along the central line direction to form a limiting column head, the belt roller 13 is sleeved on the position, between the polishing mounting support 12 and the limiting column head, of the supporting shaft, bearing embedding holes are formed in the two ends of the belt roller 13 in a concave mode along the central line direction of the supporting shaft, bearings III are sleeved on the supporting shaft and located at the positions of the two bearing embedding holes respectively, and the belt roller 13 is in running fit with the supporting shaft through the bearings III.

In the embodiment, a starting rod feeding device is arranged in front of the starting rod clamping and supporting platform 1, the starting rod feeding device comprises supporting side plates 30 which are oppositely arranged along the left-right direction, the supporting side plates 30 are vertically arranged and extend along the front-back direction, a feeding support 31 which is fixed with the two supporting side plates 30 for supporting the two supporting side plates 30 is arranged below the two supporting side plates 30, a driven sprocket shaft which extends along the left-right direction is arranged between the two supporting side plates 30 and at one end close to the starting rod clamping and supporting platform 1, two ends of the driven sprocket shaft are fixedly arranged on the supporting side plates 30 at the side where the driven sprocket shaft is arranged, a driving sprocket shaft 31 which extends along the left-right direction is arranged between the two supporting side plates 30 and at one end far away from the starting rod clamping and supporting platform 1, two ends of the driving connecting shaft 31 are rotatably connected on the supporting side plates 30 at the side where the driving connecting shaft is arranged, a feeding motor 32 is fixedly connected to the outer side surface of one of the supporting side plates 30 and the position corresponding to the driving sprocket shaft 31, one end of the driving sprocket shaft 31 corresponding to the feeding motor 32 penetrates through the supporting side plates 30 and is in transmission connection with the feeding motor 32, driving sprockets in transmission connection with the driving sprocket shaft 31 are sleeved on the driving sprocket shaft 31 at intervals along the central line direction thereof, driven sprockets in rotation connection with the driven sprocket shaft are sleeved on the driven sprocket shaft at intervals along the central line direction thereof, feeding chains 33 are wound between the driving sprockets and the driven sprockets on the same side in the left-right direction, a plurality of object placing plates 34 are uniformly arranged between the two feeding chains 33 at intervals along the conveying direction of the feeding chains 33, the object placing plates 34 extend in the left-right direction, two ends of the object placing plates 34 are respectively and fixedly connected with the feeding chains 33 on two sides, the outer side surface of the object placing plates 34 is a feeding surface, and object placing blocks 35 are fixedly connected on the feeding surface of the object placing plates 34 at intervals in the left-right direction, the side surfaces of one sides of the two object placing blocks 35 back to the feeding surface are respectively provided with an object placing limiting groove for placing the end part of the starting rod to be processed;

the automatic feeding device is characterized in that a starting rod taking device is arranged above the starting rod clamping and supporting platform 1 and the starting rod feeding device, the starting rod taking device comprises a taking support 36 and a feeding device, the feeding device comprises a feeding support plate 37, the taking support 36 is fixedly connected with the feeding support plate 37 to support the feeding support plate 37, a feeding moving seat 38 capable of moving in the front-back direction is slidably connected onto the feeding support plate 37, a feeding moving driving device used for driving the feeding moving seat 38 to move in the front-back direction is mounted on the feeding support plate 37, a feeding driving cylinder 39 is fixedly connected onto the feeding moving seat 38, a feeding driving rod capable of stretching in the vertical direction extends out of the bottom of the feeding driving cylinder 39, a horizontally arranged feeding clamping plate 40 is arranged at the tail end of the feeding driving rod, the tail end of the feeding driving rod is fixedly connected onto the top surface of the feeding clamping plate 40, two feeding clamping finger driving cylinders 41 capable of clamping two ends of a to-be-machined rod to-machined are fixedly connected onto the bottom surface of the feeding clamping plate 40 at intervals in the left-right direction, two feeding clamp finger driving cylinders 41 capable of clamping the two ends of the to-be-machined rod, the starting rod clamping cylinder 41 are respectively and two clamping finger driving cylinders 41 are fixedly connected onto the front-and rear clamping arms, and the starting rod clamping cylinders, and the clamping arm moving seat 33 are respectively located on one side of the starting rod clamping platform, and the starting rod clamping chain, and the starting rod clamping arm, and the starting rod clamping platform, and the grinding chain are respectively, and the starting rod clamping arm, and the grinding chain, and the starting rod.

In an embodiment, the actuating rod taking device further comprises a discharging device, the discharging device is located on one side of the feeding device in the left-right direction and is arranged at intervals, the discharging device comprises a discharging supporting plate 42, the material taking support 36 is fixedly connected with the discharging supporting plate 42 to support the discharging supporting plate 42, a discharging moving seat 43 capable of moving in the front-back direction is slidably connected onto the discharging supporting plate 42, a discharging moving driving device used for driving the discharging moving seat 43 to move in the front-back direction is mounted on the discharging supporting plate 42, a discharging driving cylinder 44 is fixedly connected onto the discharging moving seat 43, a discharging driving rod capable of stretching in the vertical direction extends out of the bottom of the discharging driving cylinder 44, a horizontally-arranged discharging clamping plate 45 is arranged at the tail end of the discharging driving rod, the tail end of the discharging driving rod is fixedly connected onto the top surface of the discharging clamping plate 45, two discharging clamping finger driving cylinders 46 capable of clamping two ends of a to-be respectively clamped actuating rod to be machined are fixedly connected onto the bottom surface of the discharging clamping plate 46 in the left-right direction, and two clamping fingers of the driving cylinder 46 are respectively and are fixedly connected onto the clamping jaw clamp holder 46 to be capable of polishing the actuating rod when the actuating rod clamping platform 1.

In the embodiment, just be located two on the bottom surface of material loading clamping plate 40 the material loading presss from both sides the position fixedly connected with material loading cassette 47 between the finger actuating cylinder 41, the bottom of material loading cassette 47 is provided with material loading screens groove, works as when the material loading actuating lever stretches out downwards, material loading screens groove can be blocked to its inslot with waiting to process the actuating lever and carry on spacingly in order to treat the processing actuating lever, just be located two on the bottom surface of unloading grip block 45 position fixedly connected with unloading cassette 48 between the finger actuating cylinder 46 of unloading presss from both sides, and the bottom of unloading cassette 48 is provided with unloading screens groove, works as when the unloading actuating lever stretches out downwards, unloading screens groove can be blocked to its inslot with waiting to process the actuating lever and carry on spacingly.

In the embodiment, a plurality of fixed support rods are uniformly arranged between the two support side plates 30 at intervals along the front-rear direction, the fixed support rods extend along the left-right direction, and two ends of each fixed support rod respectively penetrate through the inner sides of the feeding chains 33 on the side where the fixed support rod is located and are fixedly connected with the corresponding support side plate 30.

In the embodiment, the lower side edge of the supporting side plate 30 is bent outwards to form a lower folded edge, the plane of the lower folded edge is perpendicular to the plane of the supporting side plate 30, the upper side edge of the supporting side plate 30 is bent inwards to form an upper folded edge, the plane of the upper folded edge is perpendicular to the plane of the supporting side plate 30, the width of the upper folded edge is smaller than that of the lower folded edge, a plurality of reinforcing rib plates 49 are uniformly arranged between the outer side surface of the supporting side plate 30 and the inner side surface of the lower folded edge at intervals along the extending direction of the supporting side plate 30, each reinforcing rib plate 49 is in a right-angled triangle shape, the plane of each reinforcing rib plate 49 is perpendicular to the plane of the supporting side plate 30 and the plane of the lower folded edge, and two right-angled edges of each reinforcing rib plate 49 are fixedly connected with the supporting side plate 30 and the lower folded edge respectively. Two both ends are provided with vertical setting respectively and follow the guard plate 50 that left right direction extends around supporting curb plate 30, two support both ends respectively the butt on the medial surface of the guard plate 50 of its place side around curb plate 30, the relative direction bending type of two guard plates 50 is followed respectively at both ends about guard plate 50 has fixed turn-ups, and the laminating of fixed turn-ups medial surface is in its place side support on the lateral surface of curb plate 30 and fixed connection together. Two the position that the lateral surface of support curb plate 30 corresponds driven sprocket shaft is provided with adjusting bottom plate 51 respectively, adjusting bottom plate 51 place plane parallel to support curb plate 30 place plane, adjusting bottom plate 51's medial surface fixed connection rather than corresponding support on the curb plate 30 lateral surface, support curb plate 30 and correspond driven sprocket shaft's position is worn to be equipped with along the interior bar hole that the fore-and-aft direction extends, and the outer bar hole that extends along the fore-and-aft direction is worn to be equipped with in the position that corresponds interior bar hole on adjusting bottom plate 51, and the outside extension of driven sprocket shaft's both ends along its central line direction forms sliding shaft 52, and the interior bar hole and the outer bar hole of its place side are worn respectively to the both ends of sliding shaft 52, and the upper and lower both sides of sliding shaft 52 have the glide plane that parallel to each other and the level set up, and sliding shaft 52's glide plane corresponds outer bar hole sliding fit with it and can remove along outer bar hole extending direction, and adjusting bottom plate 51's lateral surface just is located the outside fixedly connected with adjusting seat 53 of the one end of the one side of initiative sprocket shaft 31 direction, adjusting bolt seat 53 is provided with the adjusting bolt seat in the adjusting bolt that the screw bolt seat is corresponding to the concave hole and adjusting bolt seat in the adjusting bolt is equipped with the concave hole along the spacing screw bolt seat of adjusting bolt, adjusting bolt 53, adjusting bolt seat of adjusting bolt.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A belt tensioner, characterized by: the tensioning device comprises a tensioning bottom plate, the tensioning bottom plate is vertically arranged, the plate surfaces on two sides of the tensioning bottom plate face towards the left and right directions respectively, an upper fixed pressing block is fixedly connected to one plate surface of the tensioning bottom plate, a tensioning screw matched with the upper fixed pressing block in a threaded manner is arranged on the upper fixed pressing block in a penetrating manner along the vertical direction, a screwing disc is fixedly connected to the upper end of the tensioning screw, a lower movable pressing block is fixedly connected to the lower end of the tensioning screw, a locking nut is in threaded fit with a rod body of the tensioning screw above the upper fixed pressing block and can abut against the upper fixed pressing block to lock the tensioning screw, tensioning pressing heads are arranged below the lower movable pressing block at intervals, vertically extending guide sliding rods are symmetrically arranged on two sides of the tensioning screw by taking the central line of the tensioning screw as a symmetry axis, the two ends of each guide sliding rod penetrate through the upper fixed pressing block and the lower movable pressing block respectively, and the guide sliding fit with the upper fixed pressing block and the lower movable pressing block along the vertical direction respectively, the lower end of the guide slide bar is fixedly connected to the tensioning pressure head, the position above the lower movable pressure block and between the tensioning screw and the guide slide bars on two sides is respectively provided with a limiting bolt, the two limiting bolts are symmetrically arranged by taking the central line of the tensioning screw as a symmetry axis, the central line of the limiting bolt is vertically arranged, the screw section of the limiting bolt passes through the lower movable pressure block, the end part of the screw section of the limiting bolt is fixedly connected to the tensioning pressure head, the screw section of the limiting bolt can be in sliding fit with the lower movable pressure block along the vertical direction, the rod body of the screw section of the limiting bolt between the lower movable pressure block and the tensioning pressure head is sleeved with a tensioning spring, two ends of the tensioning spring are respectively abutted against the lower movable pressure block and the tensioning pressure head so as to provide spring force for the abutting of the head of the limiting bolt against the lower movable pressure block, and a tensioning roller extending along the left and right directions is arranged below the tensioning pressure head, the tensioning roller is provided with a tensioning shaft which is arranged on the same central line and is rotatably connected with the tensioning roller in a penetrating way, and two ends of the tensioning shaft are respectively fixedly connected to the tensioning pressure head.

2. The belt tensioner as in claim 1, wherein: the position that lower activity briquetting upper surface corresponds spacing bolt is concave to be equipped with the accommodation hole, and the slip hole is worn to be equipped with along vertical direction at the hole bottom of accommodation hole, the screw section of spacing bolt passes through the slip hole, and when the head butt of spacing bolt was on the accommodation hole bottom, the head of spacing bolt can hold in the accommodation hole.

3. A belt tensioner as set forth in claim 1, wherein: correspond on the lower terminal surface of tensioning pressure head the position at tensioning shaft both ends is provided with the cylinder support respectively, and the both ends of cylinder support are protruding respectively to be formed with connects a piece, connects a piece butt and is in on the lower terminal surface of tensioning pressure head, wear to be equipped with threaded connection on connecting a piece on the tensioning pressure head so that connect a piece with tensioning pressure head fixed connection's fixing bolt together, the both ends difference fixed connection of tensioning shaft is on two cylinder supports.

4. A belt tensioner as set forth in claim 1, wherein: and a circle of tensioning ring grooves are annularly arranged on the circumferential surface of the tensioning roller along the circumferential direction of the tensioning roller.