阅读说明：本技术 一种螺纹圆柱销固定式自动上料抛光装置 (Fixed automatic feeding burnishing device of screw thread cylindric lock ) 是由 唐月盛 朱国威 于 2019-11-15 设计创作，主要内容包括：本发明公开了一种螺纹圆柱销固定式自动上料抛光装置,包括框架、螺纹圆柱销、传输部分、安装部分、动力部分、传动部分、固定部分和抛光部分,框架包括有底板和四组立板,螺纹圆柱销包括有螺纹部分和光滑部分,光滑部分底端中心设置有销孔,传输部分包括有两组双循环链条,安装部分包括有安装板和两组连接柱,安装板底端中心开设有通槽,通槽的水平截面为正方形,动力部分包括有支撑板、连接杆、第一齿板和第二齿板,第一齿板半部设置有齿槽,第二齿板半部设置有齿条,传动部分包括有竖板、横板、传动轴承、立柱、传动齿轮、螺套、顶杆、顶块和螺杆,固定部分包括有T型件和固定螺筒,抛光部分固定在一侧的两组竖板之间。(The invention discloses a fixed automatic feeding and polishing device for a threaded cylindrical pin, which comprises a frame, the threaded cylindrical pin, a transmission part, an installation part, a power part, a transmission part, a fixed part and a polishing part, wherein the frame comprises a bottom plate and four groups of vertical plates, the threaded cylindrical pin comprises a threaded part and a smooth part, the bottom center of the smooth part is provided with a pin hole, the transmission part comprises two groups of double-circulation chains, the installation part comprises an installation plate and two groups of connecting columns, the bottom center of the installation plate is provided with a through groove, the horizontal section of the through groove is square, the power part comprises a support plate, a connecting rod, a first toothed plate and a second toothed plate, the first toothed plate half part is provided with a tooth groove, the second toothed plate half is provided with a rack, the transmission part comprises a vertical plate, a transverse plate, a transmission bearing, a vertical column, a transmission gear, a screw sleeve, an ejector rod, the polishing portion is fixed between two sets of risers on one side.)

1. The utility model provides a fixed automatic feeding burnishing device of screw thread cylindric lock, includes frame, screw thread cylindric lock (2), transmission part, installation part, power part, transmission part, fixed part and polishing part (8), its characterized in that: the frame comprises a bottom plate (10) and four groups of vertical plates (11), the vertical plates (11) are symmetrically and fixedly installed at four corners of the top end of the bottom plate (10) at equal intervals, the threaded cylindrical pin (2) comprises a threaded part (20) and a smooth part (21), a pin hole (22) is formed in the center of the bottom end of the smooth part (21), the transmission part comprises two groups of double-circulation chains (30), the installation part comprises an installation plate (40) and two groups of connecting columns (46), a through groove (47) is formed in the center of the bottom end of the installation plate (40), the horizontal section of the through groove (47) is square, the power part comprises a support plate (50), a connecting rod (51), a first toothed plate (52) and a second toothed plate (53), a tooth groove (520) is formed in the half part of the first toothed plate (52), and a rack (530) is formed in the half part of, the transmission part comprises a vertical plate (60), a transverse plate (61), a transmission bearing (62), an upright post (63), a transmission gear (64), a threaded sleeve (65), an ejector rod (66), an ejector block (67) and a screw rod (69), the fixing part comprises a T-shaped piece (70) and a fixing threaded sleeve (71), the polishing part (8) is fixed between two sets of vertical plates (11) on one side, the polishing part (8) is arranged right above the end center of a double-circulation chain (30), and polishing equipment is arranged on the polishing part (8).

2. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: double circulation chain (30) set up between four sets of risers (11), double circulation chain (30) are including driving wheel (31), driving wheel (31) side center is provided with connection bearing (32), connection bearing (32) rotate and are connected with dead lever (33), dead lever (33) one end is fixed on riser (11).

3. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: the fixed linking to each other of bicirculating chain (30) of spliced pole (46) both ends and below, spliced pole (46) symmetry is fixed to be set up in mounting panel (40) bottom, the installation part circumference evenly sets up between bicirculating chain (30) of below, spout (41) have been seted up at mounting panel (40) top center, spout (41) inside sliding connection has two sets of sliders (42), slider (42) top fixedly connected with solid fixed splint (43), gu fixed splint (43) side center fixedly connected with moves pole (44), move fixedly connected with double thread telescopic link (45) between pole (44) tip, lead to groove (47) and spout (41) intercommunication.

4. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: the supporting plates (50) are two groups in total and are symmetrically and fixedly arranged between the vertical plates (11), and the connecting rods (51) are three groups in total and are arranged in the center of the side face of the supporting plate (50) at equal intervals.

5. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: riser (60) are total two sets of and symmetry fixed mounting in mounting panel (40) bottom center, diaphragm (61) are fixed in two sets of riser (60) bottoms, drive bearing (62) are fixed at diaphragm (61) top center, stand (63) rotate and set up inside drive bearing (62), drive gear (64) are fixed at stand (63) top center, screw rod (69) are fixed at drive gear (64) top center, swivel nut (65) spiro union is on screw rod (69), ejector pin (66) are fixed on swivel nut (65) top, ejector block (67) are fixed on ejector pin (66) top, through groove (68) have been seted up to ejector block (67) inside.

6. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: the fixed part is circumferentially arranged on the upper double-circulation chain (30) at equal intervals, the center of the fixed part and the center of the mounting part are positioned on the same vertical line, the threads inside the fixed screw cylinder (71) are in threaded fit with the threaded part (20) and are the same in length, and the distance from the bottom end of the fixed screw cylinder (71) to the top end of the mounting plate (40) is equal to or greater than the height of the threaded cylindrical pin (2).

7. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 1, characterized in that: the bottom plate (10) is a counterweight bottom plate and the bottom is a friction surface.

8. A threaded cylindrical pin fixed automatic feeding polishing device according to claim 3, characterized in that: the mounting panel (40) top and solid fixed splint (43) bottom are the friction surface, the height of slider (42) equals the degree of depth of spout (41), the horizontal cross-section size of solid fixed splint (43) is greater than the size of slider (42) top horizontal cross-section.

9. The fixed automatic feeding and polishing device for threaded cylindrical pins according to claim 4, wherein: the first toothed plate (52) and the second toothed plate (53) are fixedly mounted at the end of the connecting rod (51), the first toothed plate (52) and the second toothed plate (53) are identical in length, the toothed groove (520) and the toothed rack (530) are matched with the transmission gear (64), and the half position of the first toothed plate (52) where the toothed groove (520) is located and the half position of the second toothed plate (53) where the toothed rack (530) is located are staggered.

10. A threaded cylindrical pin fixed automatic feeding polishing device according to claim 5, characterized in that: the outer diameter of the threaded sleeve (65) is smaller than or equal to the length of the horizontal section of the through groove (47), four groups of ejector rods (66) are arranged at the top end of the threaded sleeve (65) uniformly, the horizontal section of the ejector block (67) is square, the length of the horizontal section of the ejector block is smaller than that of the horizontal section of the through groove (47), the through groove (68) is a square groove, the length of the through groove is larger than that of the screw (69), and the horizontal section of the ejector block (67) is equal to that of the pin hole (22).

Technical Field

The invention relates to the field of threaded cylindrical pin polishing, in particular to a fixed type automatic feeding and polishing device for a threaded cylindrical pin.

Background

The threaded cylindrical pin is one of cylindrical pins, is also called as a slotted headless screw, is fixed on a driving part which needs to synchronously rotate by virtue of threads, an exposed cylindrical part is connected in a pin hole of a driven part and is mainly used for positioning and also can be used for connection, an optical axis part is fixed in the pin hole by virtue of interference fit, and in the production and machining processes of the threaded cylindrical pin, the smooth part of the threaded cylindrical pin needs to be polished.

At present, chinese patent with application number CN201821920767.6 discloses an auxiliary device for polishing end faces of a small-diameter cylindrical pin, which can assist in polishing the end faces of the small-diameter cylindrical pin, can prevent the end faces of the cylindrical pin from being scratched in a polishing return stroke, and has a function of polishing the end faces of the cylindrical pin. The sand paper clamping device comprises a cylindrical pin clamping module, a longitudinal moving module, a transverse moving module, a sand paper clamping module and a machine frame. The pushing handle can enable the cylindrical pin clamping module to move relative to the sand paper clamping module, so that the end face of the cylindrical pin is polished. The device polishing precision is high, and the uniformity is good, can provide the smooth cylindric lock of terminal surface for round pin to the dish frictional wear experiment. But the device can only handle a single screw thread cylindric lock once to can not automatic feeding, work efficiency is low. Based on the automatic feeding and polishing device, the invention designs a fixed type automatic feeding and polishing device for the threaded cylindrical pin.

Disclosure of Invention

The invention aims to provide a fixed type automatic feeding and polishing device for threaded cylindrical pins, which aims to solve the problems that only a single threaded cylindrical pin can be processed at a time, automatic feeding cannot be realized, and the working efficiency is low.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a fixed automatic feeding burnishing device of screw thread cylindric lock, includes frame, screw thread cylindric lock, transmission part, installation part, power part, transmission part, fixed part and polishing part, the frame is including bottom plate and four group's risers, equidistant symmetry fixed mounting of riser is in bottom plate top four corners, the screw thread cylindric lock is including screw thread part and smooth part, smooth part bottom center is provided with the pinhole, transmission part is including two sets of dual cycle chains, installation part is including mounting panel and two sets of spliced poles, logical groove has been seted up at mounting panel bottom center, the horizontal cross-section that leads to the groove is the square, power part is including backup pad, connecting rod, first pinion rack and second pinion rack, first pinion rack half is provided with the tooth's socket, second pinion rack half is provided with the rack, transmission part is including riser, riser, The polishing device comprises a transverse plate, a transmission bearing, an upright post, a transmission gear, a threaded sleeve, an ejector rod, an ejector block and a screw rod, wherein the fixing part comprises a T-shaped piece and a fixing threaded barrel, the polishing part is fixed between two groups of vertical plates on one side, the polishing part is arranged right opposite to the center of the end part of a double-circulation chain above the polishing part, and polishing equipment is arranged on the polishing part.

Preferably, the double-circulation chain is arranged among four groups of vertical plates and comprises a driving wheel, a connecting bearing is arranged at the center of the side face of the driving wheel, the connecting bearing is rotatably connected with a fixed rod, and one end of the fixed rod is fixed on the vertical plates.

Preferably, the double-circulation chain of spliced pole both ends and below is fixed to link to each other, the spliced pole symmetry is fixed to be set up in the mounting panel bottom, the installation part circumference evenly sets up between the double-circulation chain of below, the spout has been seted up at mounting panel top center, the inside sliding connection of spout has two sets of sliders, slider top fixedly connected with solid fixed splint, gu fixed splint side center fixedly connected with moves the pole, move the fixedly connected with double thread telescopic link between the pole tip, lead to groove and spout intercommunication.

Preferably, the support plates are two groups and symmetrically and fixedly arranged between the vertical plates, and the connecting rods are three groups and equidistantly arranged in the center of the side face of the support plate.

Preferably, the riser is total two sets of and symmetry fixed mounting at mounting panel bottom center, the diaphragm is fixed in two sets of riser bottoms, drive bearing fixes at diaphragm top center, the stand rotates and sets up inside drive bearing, drive gear fixes at stand top center, the screw rod is fixed at drive gear top center, the swivel nut spiro union is on the screw rod, the ejector pin is fixed on the swivel nut top, the kicking block is fixed on the ejector pin top, the inside through groove of having seted up of kicking block.

Preferably, the fixed part is circumferentially arranged on the upper double-circulation chain at equal intervals, the center of the fixed part and the center of the mounting part are positioned on the same vertical line, the thread inside the fixed screw cylinder is in thread fit with the thread part, the length of the thread and the length of the threaded part are the same, and the distance from the bottom end of the fixed screw cylinder to the top end of the mounting plate is equal to or greater than the height of the threaded cylindrical pin.

Preferably, the bottom plate is a counterweight bottom plate and the bottom is a friction surface.

Preferably, the mounting panel top and the solid fixed splint bottom are the friction surface, the height of slider equals the degree of depth of spout, the horizontal cross-section size of solid fixed splint is greater than the size of slider top horizontal cross-section.

Preferably, the first toothed plate and the second toothed plate are both fixedly mounted at the end of the connecting rod, the first toothed plate and the second toothed plate are the same in length, the toothed groove and the toothed rack are both matched with the transmission gear, and the half position of the first toothed plate where the toothed groove is located and the half position of the second toothed plate where the toothed rack is located are staggered.

Preferably, the outer diameter of the threaded sleeve is smaller than or equal to the length of the horizontal section of the through groove, the four groups of ejector rods are arranged at the top end of the threaded sleeve uniformly, the horizontal section of the ejector block is square, the length of the horizontal section of the ejector block is smaller than that of the horizontal section of the through groove, the through groove is a square groove, the length of the through groove is larger than that of the threaded rod, and the horizontal section of the ejector block is equal to that of the pin hole.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the transmission part and the polishing part are arranged, the double-circulation chain is used for transmission, a plurality of threaded cylindrical pins can be transmitted at one time, and the polishing part is used for polishing the threaded cylindrical pins, so that the polishing efficiency of the threaded cylindrical pins is improved

(2) According to the invention, the fixing part is arranged, the threaded cylindrical pin is placed in the center of the top of the mounting plate, and the distance between the two groups of fixing clamping plates can be adjusted by the double-thread telescopic rod through the sliding block according to the diameter of the threaded cylindrical pin, so that the threaded cylindrical pin is properly limited, and the threaded cylindrical pin is prevented from moving in the feeding process to influence feeding.

(3) According to the invention, the power part, the transmission part and the fixing part are arranged, the transmission gear moves along with the operation of the double-circulation chain, when the transmission gear passes through the tooth space area on the first toothed plate, the transmission gear rotates to drive the screw rod to rotate, the screw sleeve moves upwards through the matching of the screw rod and the screw sleeve, so that the ejector block gradually moves upwards, the ejector block enters the pin hole, the threaded cylindrical pin is rotatably ejected out along with the continuous upward movement of the ejector block, the threaded part of the threaded cylindrical pin rotates to enter the fixed screw sleeve, and the threaded cylindrical pin is transmitted to the double-circulation chain above the fixed screw sleeve, so that the automatic feeding is realized.

In conclusion, the automatic feeding device can realize the automatic feeding of the threaded cylindrical pin, and can continuously polish the smooth parts of the plurality of threaded conical pins, thereby improving the processing efficiency of the threaded cylindrical pin.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings described below are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure A-A of the present invention;

FIG. 3 is a schematic view of the structure of the mounting portion of the present invention;

FIG. 4 is a sectional view of the mounting portion of the present invention;

FIG. 5 is an enlarged view of part A of the present invention;

FIG. 6 is a schematic view of the tooth slot configuration of the present invention;

FIG. 7 is a schematic view of the rack structure of the present invention;

FIG. 8 is a schematic view of the cross-sectional structure of B-B of the present invention;

FIG. 9 is an enlarged view of the portion B of the present invention;

FIG. 10 is an enlarged view of the section C of the present invention;

FIG. 11 is an enlarged view of the D-section of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

10-bottom plate, 11-vertical plate, 2-threaded cylindrical pin, 20-threaded part, 21-smooth part, 22-pin hole, 30-double-cycle chain, 31-driving wheel, 32-connecting bearing, 33-fixed rod, 40-mounting plate, 41-sliding chute, 42-sliding block, 43-fixed clamping plate, 44-driving rod, 45-double-threaded telescopic rod, 46-connecting column, 47-through groove, 50-supporting plate, 51-connecting rod, 52-first toothed plate, 520-tooth groove, 53-second toothed plate, 530-rack, 60-vertical plate, 61-transverse plate, 62-driving bearing, 63-vertical column, 64-driving gear, 65-turnbuckle, 66-ejector rod, 67-ejector block and 68-through groove, 69-screw, 70-T-shaped piece, 71-fixed screw barrel and 8-polishing part.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the examples of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.