CN108673076A - A shaft tube end clamping installation mechanism - Google Patents

Abstract

The invention discloses an axle tube end clamping and mounting mechanism, and belongs to the field of auxiliary mounting mechanical equipment. The pipe clamping mechanism comprises an adjusting rotating shaft, a rotating base, a lower translation support, an upper translation support, a lifting guide plate, a pipe clamping mechanism and a tensioning spring, wherein the lower side of the adjusting rotating shaft horizontally rotates on the rotating base, the lower translation support is horizontally and fixedly arranged on the upper side of the adjusting rotating shaft, the upper translation support is vertically and fixedly arranged on the upper side of the translation base, the lifting support is arranged on the upper translation guide rod in a sliding mode along the horizontal direction, the lifting guide plate is arranged on the lifting guide rod in a sliding mode along the vertical direction, the pipe clamping mechanism is horizontally arranged on one side of the lifting guide plate, the. The shaft tube clamping device is reasonable in structural design, can firmly clamp and fix the end parts of shaft tubes with various dimensions, and can stably carry out translation adjustment on the shaft tubes according to requirements, so that the shaft tubes can be accurately installed, and the requirements of installation and use are met.

Description

A shaft tube end clamping installation mechanism

technical field

The invention belongs to the field of installation auxiliary mechanical equipment, and in particular relates to a shaft tube end clamping installation mechanism, which is mainly used for translational installation of shaft tubes of various sizes and specifications.

Background technique

The structural shape of the axle tube is a cylindrical structure. There are many types of axle tubes, which are classified according to the use of the axle tubes, mainly including axle tubes, connecting axle tubes and transmission shaft tubes. Among them, the axle tubes are mainly used in automobiles. The semi-axle sleeve is an important part of the automobile drive axle assembly. It is integrated with the drive axle housing to fix the axial relative position of the left and right drive wheels, and supports the frame and all parts on it together. The quality of the assembly, and at the same time bear the road surface reaction force and moment transmitted from the wheels when the car is running, and transmit it to the frame through the suspension. The half-shaft sleeve is designed to form a hollow tubular body with variable diameter and cross-section and the flange connection plate into an integral part. The split half-shaft sleeve refers to dividing the half-shaft sleeve into half-shaft sleeve body and method The two components of the blue plate are formed by rotary processing. After machining, they are press-fitted and then welded into an integral structure. The integral half-shaft sleeve has greater strength and rigidity, and is convenient for the assembly of the main reducer. Adjustment and maintenance. Therefore, compared with the split half-shaft bushing, the integral half-shaft bushing is more widely used in various types of cars. When the half shaft sleeve is installed on the car, it is necessary to install the half shaft sleeve horizontally and accurately on the drive axle housing of the car. During the installation process, it is necessary to ensure the levelness of the shaft tube so that the shaft tube can be installed accurately , It can also avoid the scratching and damage of the shaft tube during the installation process. The existing shaft tube installation method mainly adopts manual installation, the shaft tube is large in size and heavy in quality, and the existing automobile assembly mainly adopts the assembly line for assembly , so the height required to lift the shaft tube is also high, which makes the work intensity of the workers during the installation process greater, and it is difficult to ensure the horizontal accuracy of the installation of the shaft tube during the manual installation process, which affects the installation of the car drive axle assembly Quality, the existing shaft tube installation mechanism is complex in structure and troublesome to operate, it is difficult to meet the installation of shaft tubes of various sizes and specifications, and because the shaft tube is difficult to be firmly and stably clamped and fixed during the installation process, the fixed quality of the shaft tube Poor, the shaft tube is easy to fall off during the translation installation process, resulting in production safety accidents, and the existing shaft tube installation mechanism has a limited translation adjustment range for the shaft tube during the shaft tube installation process, making it difficult to apply to many Therefore, the existing shaft tube installation mechanism cannot meet the needs of installation and use.

Contents of the invention

The technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies in the prior art, and to provide a structure with reasonable design, which can firmly clamp and fix the ends of shaft tubes of various sizes and specifications, and can clamp the ends of shaft tubes according to needs. The tube is smoothly adjusted in translation, so that the shaft tube can be accurately installed by the clamping installation mechanism at the end of the shaft tube.

In order to solve the above technical problems, the technical solution adopted in the present invention is: a shaft tube end clamping installation mechanism, characterized in that: the shaft tube end clamping installation mechanism includes a fixed base, a rotating base, an adjusting shaft, The lower translation support, the lower translation motor, the upper translation support, the upper translation motor, the lifting support, the lifting motor, the lifting guide plate and the clamping mechanism, the upper side of the fixed base is horizontally fixed with a rotating base, and the adjusting shaft is horizontally arranged on the rotating base side, the lower side of the adjusting shaft rotates horizontally on the rotating base, the lower translation support is fixed horizontally on the upper side of the adjustment shaft, and the lower translation guide rods are arranged horizontally and symmetrically on both sides of the lower translation support, and the lower translation guide rods slide along the horizontal direction A translation base is provided, and the middle part of the lower translation bracket is horizontally connected with a lower translation screw rod, and the lower translation screw rod is horizontally screwed to the translation base, and the lower translation motor is fixed horizontally in the middle part of one side of the lower translation bracket, and the lower translation motor drives the lower translation screw. The upper translation support is vertically fixed on the upper side of the translation base, the upper and lower sides of the upper translation support are respectively horizontally and symmetrically provided with upper translation guide rods, the lifting support is vertically arranged on one side of the upper translation support, and the lifting support is arranged along the horizontal direction. Slidingly arranged on the upper translation guide rod, the middle part of the upper translation bracket rotates horizontally and is connected with an upper translation screw rod, and the upper translation screw rod is horizontally threaded in the middle part of one side of the lifting bracket, and the upper translation motor is fixed horizontally on one side of the upper translation bracket, and the upper translation The motor drives the upper translation screw rod, and the lifting guide rods are vertically and symmetrically arranged on both sides of the lifting bracket, and the lifting guide plate is slid on the lifting guide rod along the vertical direction, and the middle part of the lifting bracket is vertically rotated and connected with an adjusting screw rod, and the adjusting wire The rod is vertically threaded to the lifting guide plate, the lifting motor is fixed vertically downward on the upper side of the lifting bracket, the lifting motor drives the adjustment screw, the clamping mechanism is horizontally arranged on one side of the lifting guide plate, and the clamping mechanism includes an upper clamping tube rod, lower clamping rod, clamping cylinder, outer clamping plate, inner clamping plate and balance rotating rod, the upper clamping rod is slid and arranged on the upper side of the lifting guide plate in the horizontal direction, and the clamping cylinder is fixed horizontally on the lifting On one side of the guide plate, the pinch cylinder and the upper pinch rod are parallel to each other, the output end of the pinch cylinder slides horizontally and is provided with a translational piston rod, and the translational piston rod is horizontally slidably set on the lifting guide plate, and one end of the translational piston rod is vertically fixed and provided with a translational guide plate, One side of the translation guide plate is horizontally fixed with a lower clamping rod, one side of the lifting guide plate is vertically arranged with an inner clamping plate and an outer clamping plate vertically along the horizontal direction, and the outer side of the upper clamping rod is vertically fixed with an outer clamping rod. The clamping plate, the lower side of the outer clamping plate slides horizontally on the lower clamping rod, the inner clamping plate is vertically fixed on the inner side of the lower clamping rod, and the upper side of the inner clamping plate slides horizontally on the upper clamping rod pipe rod, the outer clamping plate is provided with an outer tube clamp along the middle part of the inner clamping plate side, and the inner clamping plate is provided with an inner tube clamping along the middle part of the outer clamping plate side, the outer tube clamping and the inner tube clamping They are all V-shaped structures, the lifting guide plate is horizontally fixed with a fixed connecting plate along the middle part of the side of the inner pinch plate, the balance rotating rod is arranged at the outer end of the fixing connecting plate, and the middle part of the balancing rotating rod is hingedly connected to the fixing connecting plate. There is a pull-up rod guide groove on the upper side of the rotating rod, and a pull-down rod on the lower side of the balance rotating rod. The rod guide groove, the upper tie rod guide groove and the lower rod guide groove are arranged symmetrically on both sides of the balance rotating rod. The upper tie rod plate is slidably arranged on the upper tie rod guide groove, and the middle part of one side of the upper tie rod plate is hinged to the upper pinch rod. A pull-down rod plate is slidingly arranged on the guide groove of the pull-down rod, and the middle part of one side of the pull-down rod plate is hingedly connected to the lower pinch rod. The upper side of the adjusting shaft is horizontally fixed with a rotating bevel gear. An adjustment support is fixedly arranged, and a drive shaft is connected to the horizontal rotation on the adjustment support. The inner end of the drive shaft is vertically fixed with a drive bevel gear matching the rotating bevel gear, and the outer end of the drive shaft is vertically fixed with a rotating handle. The limit gear is fixed vertically on the driving shaft, the limit turn plate is set on the fixed base on one side of the limit gear, the lower end of the limit turn plate is hinged to the fixed base, and the upper side of the limit turn plate is fixed with a limit turn plate. A limit rack matched with the position gear, and a tension spring is arranged between the middle part of the limit rotating plate and the fixed base.

Further, the surfaces of the outer pipe clip and the inner pipe clip are both provided with tooth-shaped fixing layers.

Further, a support guide rod is fixed horizontally on the side of the translation guide plate close to the lift guide plate, a translation channel matching the support guide rod is horizontally provided on the lower side of the lift guide plate, and the support guide rod is slidably arranged in the translation channel along the horizontal direction.

Further, the upper pinch rod is provided with a pinch baffle near the side of the pinch cylinder, and both sides of the pinch baffle are symmetrically provided with touching slopes, and the lifting guide on one side of the pinch baffle is horizontally fixed with a limit bracket , the limit brackets on both sides of the pinch baffle are provided with an inner limit switch and an outer limit switch in sequence along the horizontal direction, the inner limit switch is fixed on the limit bracket, and the outer limit switch is provided with an adjustment Guide groove, between the outer limit switch and the limit bracket, a locking screw is fixed horizontally, the locking screw passes through the adjustment guide groove horizontally, and the locking screw on the side of the outer limit switch is threaded with a fixing nut .

Compared with the prior art, the present invention has the following advantages and effects: the structure design of the present invention is reasonable, and the upper pinch rod is slid to be arranged on the upper side of the lifting guide plate in the horizontal direction, and one end of the translational piston rod at the output end of the pinch cylinder is vertically fixed. There is a translation guide plate, one side of the translation guide plate is horizontally fixed with a lower clamping rod, and one side of the lifting guide plate is vertically arranged with an inner clamping plate and an outer clamping plate along the horizontal direction, and the middle part of the balance rotating rod is hinged to the fixed connecting plate. The upper rod guide groove on the upper side of the balance rotating rod is slidingly provided with an upper rod plate, and the lower rod guide groove on the lower side of the balance rotating rod is slidingly provided with a lower rod plate. and the lower clamping rod can be synchronized to translate in opposite directions, so that the inner clamping plate and the outer clamping plate can be synchronized and translated in opposite directions. The outer clamping plate is used to set the outer clamping plate along the middle of the inner clamping plate side, and the inner clamping plate An inner tube clip is provided along the middle of the outer clamping plate side, and the surface of the outer tube clip and the inner tube clip is provided with a tooth-shaped fixing layer to ensure that the ends of the shaft tubes of various sizes and specifications can be firmly clamped and fixed. The side of the guide plate close to the lifting guide plate is horizontally fixed with a support guide rod, and the support guide rod is slid and installed in the translation channel along the horizontal direction, so that the translation guide plate can reciprocate smoothly and accurately under the drive of the pinch cylinder. The side of the tube cylinder is provided with a pinch baffle, and the limit brackets on both sides of the pinch baffle are provided with an inner limit switch and an outer limit switch along the horizontal direction, and the outer limit switch is provided with an adjustment guide groove along the horizontal direction. The outer limit switch can be adjusted according to the size and level of the clamped shaft tube, so that the range of reciprocating translation of the upper clamping rod can be limited and controlled to avoid excessive clamping during the process of clamping the end of the shaft tube. The end of the descending shaft tube is extruded and deformed. The lifting guide plate slides vertically on the lifting guide rod, and the lifting bracket slides horizontally on the upper translation guide rod. The lifting motor drives the adjustment screw and the upper translation motor drives the upper The translation screw can adjust the translation of the shaft tube in the vertical direction and the horizontal direction respectively, so that the shaft tube can be adjusted to the desired position. The upper translation bracket is vertically fixed on the upper side of the translation base, and the lower translation guide rod The upper side slides along the horizontal direction and is equipped with a translation base, and the lower translation screw is driven by the lower translation motor, so that the upper translation bracket can be adjusted in translation in the horizontal direction, so that the shaft tube can be installed horizontally and smoothly, ensuring that the shaft tube can be moved Accurately install to the desired position, fixed horizontally on the upper side of the adjusting shaft through the lower translation bracket, the lower side of the adjusting shaft rotates horizontally on the rotating base, the upper side of the adjusting shaft is fixed horizontally with a rotating bevel gear, and the inner end of the driving shaft is fixed vertically A driving bevel gear matching the rotating bevel gear is provided, and a rotating hand wheel is vertically fixed on the outer end of the driving shaft. The driving bevel gear is meshed with the rotating bevel gear so that the rotating shaft can be adjusted smoothly by rotating the driving shaft. Accurate rotation adjustment enables the lower translation bracket to be rotated and adjusted to the required position according to the needs of the shaft tube installation. The limit gear is vertically fixed on the driving shaft, and the limit turn plate is set on the fixed base on the side of the limit gear. , the lower end of the limiting rotating plate is hinged to the fixed bottom The upper side of the limit rotating plate is fixed with a limit rack that matches the limit gear, so that after the lower translation bracket is rotated and adjusted to the desired position, the limit turn plate is used to mesh with the limit gear , so that the shaft tube can avoid the rotation of the lower translation bracket during the installation process and cause the installation quality of the shaft tube to be affected. A tension spring is arranged between the middle part of the limit rotating plate and the fixed base to ensure that the limit rotating plate is firm and limited. The meshing connection of the bit gears, through such a structure, ensures that the shaft tube can be installed smoothly and accurately to meet the needs of installation and use.

Description of drawings

Fig. 1 is a front structural schematic diagram of a clamping installation mechanism at the end of a shaft tube according to the present invention.

Fig. 2 is a left view structural diagram of a shaft tube end clamping installation mechanism of the present invention.

Fig. 3 is a front structural schematic view of the pinch mechanism of the present invention.

Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 1 of the present invention.

Fig. 5 is a schematic diagram of the enlarged structure at B in Fig. 1 of the present invention.

FIG. 6 is a schematic diagram of an enlarged structure at C in FIG. 2 of the present invention.

In the figure: 1. Fix the base, 2. Rotate the base, 3. Adjust the shaft, 4. Lower translation bracket, 5. Lower translation motor, 6. Upper translation bracket, 7. Upper translation motor, 8. Lifting bracket, 9. Lifting Motor, 10. lifting guide plate, 11. lower translation guide rod, 12. translation base, 13. lower translation screw rod, 14. upper translation guide rod, 15. upper translation screw rod, 16. lifting guide rod, 17. adjustment wire Rod, 18. Upper clamping rod, 19. Lower clamping rod, 20. Clamping cylinder, 21. Outer clamping plate, 22. Inner clamping plate, 23. Balance rotating rod, 24. Translating piston rod, 25. Translation guide plate, 26. Outer tube clamp, 27. Inner tube clamp, 28. Fixed connecting plate, 29. Upper rod guide groove, 30. Lower rod guide groove, 31. Upper rod plate, 32. Lower rod plate, 33. Rotation Bevel gear, 34. Adjusting support, 35. Driving shaft, 36. Driving bevel gear, 37. Turning hand wheel, 38. Limiting gear, 39. Limiting rotary plate, 40. Limiting rack, 41. Tension Spring, 42. Toothed fixed layer, 43. Support guide rod, 44. Translating channel, 45. Gripper baffle, 46. Touching slope, 47. Limit bracket, 48. Inner limit switch, 49. Outer limit Position switch, 50. adjusting guide groove, 51. locking screw rod, 52. fixing nut.

Detailed ways

In order to further describe the present invention, the specific implementation of a shaft tube end clamping installation mechanism will be further described below in conjunction with the accompanying drawings. The following examples are explanations of the present invention and the present invention is not limited to the following examples.

As shown in Fig. 1 and Fig. 2, a shaft tube end clamping installation mechanism of the present invention includes a fixed base 1, a rotating base 2, an adjusting shaft 3, a lower translation bracket 4, a lower translation motor 5, an upper translation bracket 6, Upper translation motor 7, lifting bracket 8, lifting motor 9, lifting guide plate 10 and clamping mechanism, the upper side of the fixed base 1 is horizontally fixed with a rotating base 2, the adjusting shaft 3 is horizontally arranged on the upper side of the rotating base 2, and the adjusting shaft is 3 times The side horizontally rotates on the rotating base 2, and the lower translation support 4 of the present invention is fixed horizontally on the upper side of the adjustment shaft 3, and the two sides of the lower translation support 4 are respectively horizontally and symmetrically provided with lower translation guide rods 11, and the upper edge of the lower translation guide rod 11 is horizontal. A translation base 12 is provided for direction sliding, and a lower translation screw 13 is connected to the middle part of the lower translation support 4 for horizontal rotation, and the lower translation screw 13 is horizontally screwed to the translation base 12, and the lower translation motor 5 is fixed horizontally on one side of the lower translation support 4 In the middle part, the lower translation motor 5 drives the lower translation screw rod 13, the upper translation support 6 of the present invention is vertically and fixedly arranged on the upper side of the translation base 12, the upper and lower sides of the upper translation support 6 are horizontally and symmetrically provided with upper translation guide rods 14 respectively, and the lifting The bracket 8 is vertically arranged on one side of the upper translation bracket 6, and the lifting bracket 8 is slidably arranged on the upper translation guide rod 14 along the horizontal direction. Connected to the middle part of one side of the lifting bracket 8, the upper translation motor 7 is fixed horizontally on one side of the upper translation bracket 6, and the upper translation motor 7 drives the upper translation screw rod 15. The two sides of the lifting bracket 8 of the present invention are respectively vertically and symmetrically provided with lifting brackets. The guide rod 16 and the lifting guide plate 10 are slidably arranged on the lifting guide rod 16 along the vertical direction. The middle part of the lifting bracket 8 is vertically rotatable and connected with an adjusting screw 17. The adjusting screw 17 is vertically threaded to the lifting guide plate 10. The lifting motor 9 is vertically It is fixedly arranged on the upper side of the lifting bracket 8 straight downward, and the lifting motor 9 drives the adjusting screw rod 17. As shown in Figure 3, the clamping mechanism of the present invention is horizontally arranged on one side of the lifting guide plate 10, and the clamping mechanism includes an upper clamping rod 18, a lower clamping rod 19, a clamping cylinder 20, an outer clamping plate 21, an inner clamping The tube plate 22 and the balance rotating rod 23, the upper clamping rod 18 is slidably arranged on the upper side of the lifting guide plate 10 along the horizontal direction, the clamping cylinder 20 is fixed horizontally on one side of the lifting guide plate 10, the clamping cylinder 20 and the upper clamping rod 18 Parallel to each other, the output end of the pinch cylinder 20 is horizontally provided with a translation piston rod 24, and the translation piston rod 24 is horizontally slidably arranged on the lifting guide plate 10, and one end of the translation piston rod 24 is vertically fixed with a translation guide plate 25, and one side of the translation guide plate 25 is horizontal A lower clamping rod 19 is fixedly arranged, and one side of the lifting guide plate 10 is vertically arranged with an inner clamping plate 22 and an outer clamping plate 21 along the horizontal direction, and an outer clamping plate 21 is vertically fixedly arranged on the outer side of the upper clamping rod 18 , the lower side of the outer pinch plate 21 is slidably arranged on the lower pinch rod 19 along the horizontal direction, and the inner pinch plate 22 is vertically fixed on the inner side of the lower pinch bar 19, and the upper side of the inner pinch plate 22 is slidably arranged on the horizontal direction. On the clamping rod 18, the outer clamping plate 21 of the present invention is provided with an outer tube clamp 26 along the middle part of the inner clamping plate 22 side, and the inner clamping plate 22 is provided with an inner tube clamping 27 along the middle part of the outer clamping plate 21 side , the outer tube clamp 26 and the inner tube clamp 27 are both V-shaped structures, and the lifting guide plate 10 of the present invention is horizontally fixed with a fixed connecting plate 28 along the middle part of the side of the inner clamping tube plate 22, and the balance rotating rod 23 is arranged outside the fixed connecting plate 28 end, the middle part of the balance rotating rod 23 is hinged to the fixed connecting plate 28, the upper side of the balance rotating rod 23 is provided with an upper rod guide groove 29, the lower side of the balance rotating rod 23 is provided with a lower rod guide groove 30, the upper rod guide groove 29 and the lower rod The tie rod guide groove 30 is symmetrically arranged on both sides of the balance rotating rod 23, and the upper tie rod guide groove 29 is slidably provided with an upper tie rod plate 31. A lower rod plate 32 is slidably arranged, and the middle part of one side of the lower rod plate 32 is hingedly connected to the lower pinch rod 19 . As shown in Fig. 4 and Fig. 6, the upper side of the adjustment shaft 3 of the present invention is horizontally fixed with a rotating bevel gear 33, and the fixed base 1 on one side of the adjustment shaft 3 is fixedly provided with an adjustment support 34, and the adjustment support 34 is horizontal. Rotation is connected with driving shaft 35, and the inner end of driving shaft 35 is vertically fixedly provided with the driving bevel gear 36 that is compatible with rotating bevel gear 33, and the outer end of driving shaft 35 is vertically fixedly provided with rotating handwheel 37, and on the driving shaft 35 The limit gear 38 is fixed vertically, the limit turntable 39 is arranged on the fixed base 1 on one side of the limit gear 38, the limit turnplate 39 lower end is hingedly connected to the fixed base 1, and the limit turnplate 39 upper side is fixedly provided with A limit rack 40 matched with the limit gear 38 and a tension spring 41 are arranged between the middle part of the limit rotating plate 39 and the fixed base 1 .

Both the surface of the outer tube clip 26 and the inner tube clip 27 of the present invention are provided with a tooth-shaped fixing layer 42 to ensure that the ends of the shaft tubes of various sizes can be firmly clamped and fixed. The translation guide plate 25 of the present invention is horizontally fixedly provided with a support guide rod 43 close to the side of the lift guide plate 10, and the lower side of the lift guide plate 10 is horizontally provided with a translation channel 44 matching the support guide rod 43, and the support guide rod 43 is slidably arranged along the horizontal direction. Based on the translation channel 44 , the translation guide plate 25 can reciprocate and translate smoothly and accurately under the drive of the pinch cylinder 20 . As shown in Figure 5, the upper pinch rod 18 of the present invention is provided with a pinch baffle 45 near the side of the pinch cylinder 20, and both sides of the pinch baffle 45 are symmetrically provided with touching slopes 46, and one side of the pinch baffle 45 The limit bracket 47 is fixed horizontally on the lifting guide plate 10, and the limit bracket 47 on both sides of the pinch baffle plate 45 is provided with an inner limit switch 48 and an outer limit switch 49 successively along the horizontal direction, and the inner limit switch 48 is fixed. Set on the limit bracket 47, the outer limit switch 49 is provided with an adjustment guide groove 50 along the horizontal direction, and a locking screw 51 is fixed horizontally between the outer limit switch 49 and the limit bracket 47, and the locking screw 51 Through the adjustment guide groove 50 horizontally, the locking screw 51 on one side of the outer limit switch 49 is threaded with a fixing nut 52, so that the outer limit switch 49 can be adjusted according to the size of the clamped shaft tube, enabling The range of the reciprocating translation of the upper clamping rod 18 is limited to avoid extrusion deformation caused by the end of the shaft tube due to excessive clamping during the process of clamping the end of the shaft tube.

Adopting the above-mentioned technical solution, when the shaft tube end clamping installation mechanism of the present invention is in use, the upper clamping rod 18 is slid on the upper side of the lifting guide plate 10 in the horizontal direction, and the translational piston rod 24 at the output end of the clamping cylinder 20 One end is vertically fixed with a translation guide plate 25, and one side of the translation guide plate 25 is horizontally fixed with a lower pinch rod 19, and one side of the lifting guide plate 10 is vertically arranged with an inner pinch plate 22 and an outer pinch plate 21 along the horizontal direction. The middle part of the balance rotating rod 23 is hingedly connected to the fixed connecting plate 28, the upper rod guide groove 29 on the upper side of the balance rotating rod 23 is slidably provided with an upper rod plate 31, and the lower rod guide groove 30 on the lower side of the balance rotating rod 23 is slidably provided with Pull down the rod plate 32, and use the pinch cylinder 20 to drive the translation guide plate 25 horizontally, so that the upper pinch rod 18 and the lower pinch rod 19 can be translated in opposite directions synchronously, so that the inner pinch plate 22 and the outer pinch plate 21 can be synchronized. Translation, utilizing the outer clamping plate 21 to be provided with an outer tube clamp 26 along the middle part of the inner clamping plate 22 side, the inner clamping plate 22 is provided with an inner tube clamp 27 along the middle part of the outer clamping plate 21 side, the outer tube clamping 26 and The surface of the inner tube clip 27 is provided with a toothed fixing layer 42 to ensure that the ends of the shaft tubes of various sizes can be firmly clamped and fixed. A support guide rod 43 is fixed horizontally on the side of the lifting guide plate 10 by using the translation guide plate 25. The support guide rod 43 is slidably arranged in the translation channel 44 along the horizontal direction, so that the translation guide plate 25 can be smoothly and accurately reciprocated and translated under the drive of the pinch cylinder 20. The baffle 45, the limit bracket 47 on both sides of the pinch baffle 45 are provided with an inner limit switch 48 and an outer limit switch 49 along the horizontal direction, and the outer limit switch 49 is provided with an adjustment guide groove 50 along the horizontal direction. The outer limit switch 49 can be adjusted according to the size and level of the clamped shaft tube, so that the range of reciprocating translation of the upper clamping rod 18 can be limited and controlled to avoid excessive clamping during the clamping process of the end of the shaft tube. Tight and the end of the lowering shaft tube causes extrusion deformation. The lifting guide plate 10 slides vertically on the lifting guide rod 16, and the lifting bracket 8 slides horizontally on the upper translation guide rod 14. The lifting motor 9 is used to drive the adjustment wire. The rod 17 and the upper translation motor 7 drive the upper translation screw rod 15, so that the shaft tube can be adjusted in translation in the vertical direction and the horizontal direction respectively, so that the shaft tube can be adjusted to the desired position, and fixed vertically by the upper translation bracket 6 Set on the upper side of the translation base 12, the lower translation guide rod 11 is slidingly provided with the translation base 12 along the horizontal direction, and the lower translation motor 5 is used to drive the lower translation screw rod 13, so that the upper translation bracket 6 can be adjusted in translation along the horizontal direction, The shaft tube can be horizontally and smoothly installed in translation to ensure that the shaft tube can be accurately installed to the required position. The lower translation bracket 4 is horizontally fixed on the upper side of the adjustment shaft 3, and the lower side of the adjustment shaft 3 is horizontally rotated on the rotation base. 2. A rotating bevel gear 33 is fixed horizontally on the upper side of the adjusting rotating shaft 3, and a driving bevel gear 36 matching the rotating bevel gear 33 is fixed vertically on the inner end of the driving rotating shaft 35. The driving rotating shaft The outer end of 35 is vertically fixed with a rotating handwheel 37, which is meshed with the rotating bevel gear 33 by means of the driving bevel gear 36, so that the rotating shaft 35 can be driven by rotating, so that the adjustment rotating shaft 3 can be rotated smoothly and accurately. For installation, the lower translation support 4 is rotated and adjusted to the required position, and the limit gear 38 is vertically fixed on the drive shaft 35, and the limit turn plate 39 is set on the fixed base 1 on one side of the limit gear 38, and the limit turn The lower end of the plate 39 is hinged to the fixed base 1, and the upper side of the limit rotating plate 39 is fixedly provided with a limit rack 40 matched with the limit gear 38, so that after the lower translation bracket 4 is rotated and adjusted to the desired position, , use the limit rotating plate 39 to engage with the limit gear 38, so that the shaft tube can avoid the rotation of the lower translation bracket 4 during the installation process, which will affect the installation quality of the shaft tube, and use the middle part of the limit rotating plate 39 and the fixed base 1 A tension spring 41 is arranged therebetween to ensure that the limit rotating plate 39 is firmly meshed with the limit gear 38 . Through such a structure, the structure design of the present invention is reasonable, and the ends of shaft tubes of various sizes and specifications can be firmly clamped and fixed, and the shaft tube can be smoothly adjusted in translation according to needs, so that the shaft tube can be installed accurately. Meet the needs of installation and use.

The above content described in this specification is only an illustration of the present invention. Those skilled in the technical field to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, as long as they do not deviate from the content of the description of the present invention or exceed the scope defined in the claims , should belong to the protection scope of the present invention.

Claims (4)

1. A shaft tube end clamping installation mechanism, characterized in that: the shaft tube end clamping installation mechanism includes a fixed base, a rotating base, an adjustment shaft, a lower translation bracket, a lower translation motor, an upper translation bracket, an upper A translation motor, a lifting bracket, a lifting motor, a lifting guide plate and a clamping mechanism, the upper side of the fixed base is horizontally fixed with a rotating base, the adjusting shaft is horizontally arranged on the upper side of the rotating base, and the lower side of the adjusting shaft rotates horizontally on the rotating base. The lower translation bracket described above is fixed horizontally on the upper side of the adjustment shaft, lower translation guide rods are arranged horizontally and symmetrically on both sides of the lower translation bracket, and a translation base is installed on the lower translation guide rod to slide along the horizontal direction, and the middle part of the lower translation bracket is connected horizontally. The lower translation screw rod is horizontally screwed to the translation base, the lower translation motor is fixed horizontally on the middle part of one side of the lower translation support, the lower translation motor drives the lower translation screw rod, and the upper translation support is vertically fixed on the translation base. On the upper side of the base, on the upper and lower sides of the upper translation support, upper translation guide rods are horizontally and symmetrically arranged respectively; The upper translation screw rod is connected in rotation, and the upper translation screw rod is horizontally threaded in the middle of one side of the lifting bracket. The upper translation motor is horizontally fixed on one side of the upper translation bracket, and the upper translation motor drives the upper translation screw rod. Lifting guide rods are arranged vertically and symmetrically, and the lifting guide plate is slid on the lifting guide rod along the vertical direction. The middle part of the lifting bracket is vertically rotatable and connected with an adjusting screw rod. The adjusting screw rod is vertically screwed to the lifting guide plate. It is fixed downward on the upper side of the lifting bracket, and the lifting motor drives the adjustment screw rod. The clamping mechanism is horizontally arranged on one side of the lifting guide plate. The clamping mechanism includes an upper clamping rod, a lower clamping rod, a clamping cylinder, an outer clamping The tube plate, the inner clamping tube plate and the balance rotating rod, the upper clamping rod is slidably arranged on the upper side of the lifting guide plate along the horizontal direction, the clamping tube cylinder is fixed horizontally on one side of the lifting guide plate, and the clamping tube cylinder and the upper clamping rod are connected to each other Parallel, the output end of the pinch cylinder is horizontally slid to be provided with a translation piston rod, and the translation piston rod is horizontally slid to be set on the lifting guide plate, one end of the translation piston rod is vertically fixed with a translation guide plate, and one side of the translation guide plate is horizontally fixed with a lower pinch rod, One side of the lifting guide plate is vertically provided with an inner clamping plate and an outer clamping plate in turn along the horizontal direction; Slidingly arranged on the lower pinch rod, the inner side of the lower pinch rod is vertically fixed with an inner pinch plate, and the upper side of the inner pinch plate is slid and set on the upper pinch rod along the horizontal direction, and the outer pinch plate is arranged along the inner pinch The middle part of the plate side is provided with an outer pipe clamp, and the inner clamping plate is provided with an inner tube clamp along the middle part of the outer clamping plate side. The outer tube clamp and the inner tube clamp are both V-shaped structures. The middle part of the side of the tube plate is fixed horizontally with a fixed connecting plate, the balance rotating rod is arranged at the outer end of the fixing connecting plate, the middle part of the balancing rotating rod is hingedly connected to the fixing connecting plate, and the upper side of the balancing rotating rod is provided with an upper pull rod guide groove, and the balance rotating rod The lower side of the rod is provided with the guide groove of the lower rod, and the guide groove of the upper rod and the guide groove of the lower rod are arranged symmetrically in the balance On both sides of the rotating rod, an upper tie rod plate is slidably arranged on the guide groove of the upper tie rod, and the middle part of one side of the upper tie rod plate is hingedly connected to the upper pinch rod. The middle part of one side is hinged to the lower pinch rod, the upper side of the adjustment shaft is horizontally fixed with a rotating bevel gear, the fixed base on one side of the adjustment shaft is fixed with an adjustment support, and the adjustment support is horizontally connected to a drive shaft The inner end of the drive shaft is vertically fixed with a drive bevel gear that matches the rotating bevel gear, the outer end of the drive shaft is vertically fixed with a rotating hand wheel, and the drive shaft is vertically fixed with a limit gear. The limit turn plate is arranged on the fixed base on the side, and the lower end of the limit turn plate is hinged to the fixed base, and the limit rack is fixedly arranged on the upper side of the limit turn plate to match the limit gear. Tension springs are arranged between the fixed bases. 2 . The clamping installation mechanism for the end of the shaft tube according to claim 1 , characterized in that: the surfaces of the outer tube clip and the inner tube clip are both provided with tooth-shaped fixing layers. 3 . 3. A shaft tube end clamping installation mechanism according to claim 1, characterized in that: the translation guide plate is horizontally fixed with a support guide rod near the side of the lift guide plate, and the lower side of the lift guide plate is horizontally provided with a support guide rod. The rod is matched with the translation channel, and the support guide rod is slid in the horizontal direction and arranged in the translation channel. 4. A shaft tube end clamping and installation mechanism according to claim 1, characterized in that: the upper clamping rod is provided with a clamping baffle on the side close to the clamping cylinder, and both sides of the clamping baffle are arranged symmetrically There is a touch slope, and the limit bracket is fixed horizontally on the lifting guide plate on one side of the pinch baffle, and the limit brackets on both sides of the pinch baffle are sequentially arranged with an inner limit switch and an outer limit switch along the horizontal direction. The limit switch is fixed on the limit bracket, the outer limit switch is provided with an adjustment guide groove along the horizontal direction, and a locking screw rod is fixed horizontally between the outer limit switch and the limit bracket, and the locking screw rod passes through it horizontally. The guide groove is adjusted, and the locking screw on one side of the outer limit switch is threaded with a fixing nut.