CN213917913U

CN213917913U - Support positioning seat in thin-wall cylinder sleeve

Info

Publication number: CN213917913U
Application number: CN202022964627.2U
Authority: CN
Inventors: 孟超; 田辈辈
Original assignee: Jiaozuo university
Current assignee: Jiaozuo university
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-10
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a support positioning seat in thin wall cylinder jacket, including the posting, the lower part is fixed with circularly placing the board in the inner wall of posting, and circularly places the top outer wall middle part of board and seted up the round mouth, four T shape spouts that are cyclic annular distribution are seted up to circularly placing the top outer wall of board, and the inner wall sliding connection of T shape spout has T shape slider, four T shape slider top outer wall all is fixed with the locating plate. The utility model discloses insert the cylinder jacket between four locating plates, then four locating plates receive the extrusion and retreat, but the slipmat on its outer wall can tightly attach the cylinder jacket under the influence of a plurality of first springs, meanwhile, the screw rod promotes slide extrusion second spring and contracts, then the positioning nut and the fixed case contact on the rotation screw rod can realize the fixed effect of cylinder jacket location, whole operation is soft, be difficult to cause the damage to the cylinder jacket, thin wall cylinder jacket processing yield has been improved.

Description

Support positioning seat in thin-wall cylinder sleeve

Technical Field

The utility model relates to a cylinder jacket processing technology field especially relates to a support positioning seat in thin wall cylinder jacket.

Background

The cylinder sleeve is a cylindrical part and is arranged in a cylinder body hole of the machine body, and the cylinder sleeve is tightly pressed and fixed by a cylinder cover. The piston does reciprocating motion in an inner hole of the piston, cooling water is arranged outside the piston, the existing thin-wall cylinder sleeve needs to be positioned in the machining process, but when the common positioning device positions the thin-wall cylinder sleeve, the outer wall of the thin-wall cylinder sleeve is easily lost, and machining failure is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a thin-wall cylinder sleeve middle supporting positioning seat.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a supporting and positioning seat in a thin-wall cylinder sleeve comprises a positioning frame, wherein a circular placing plate is fixed on the middle lower portion of the inner wall of the positioning frame, a round opening is formed in the middle of the outer wall of the top of the circular placing plate, four T-shaped sliding grooves which are distributed in an annular mode are formed in the outer wall of the top of the circular placing plate, T-shaped sliding blocks are connected to the inner wall of each T-shaped sliding groove in a sliding mode, positioning plates are fixed on the outer walls of the tops of the four T-shaped sliding blocks, first springs which are distributed equidistantly are fixed in the middle of the outer wall of the back of each positioning plate and fixedly connected with the inner wall of the positioning frame, an annular plate is fixed on the middle upper portion of the outer wall of the positioning frame, four vertical plates which are distributed in an annular mode are fixed on the outer wall of the top of each annular plate, an L-shaped clamping plate is fixed on the outer wall of the top of each vertical plate through a bolt, a positioning component is fixed on the outer wall of one side, close to the positioning plate, and fixedly connected with the back of each positioning plate, the bottom outer wall of locating frame is seted up the hole that leaks that the equidistance distributes, and the outer wall bottom of locating frame is seted up four louvres that are cyclic annular distribution.

Preferably, the locating part includes fixed case and convex fixed block, and fixed case is fixed in on the L cardboard that appears, one side inner wall that fixed case is close to L cardboard is fixed with the second spring, and the one end of second spring is fixed with the slide, the opening has been seted up to one side outer wall that fixed case is close to the locating plate, and the inner wall sliding connection of opening has the screw rod, bearing and slide fixed connection are passed through to the one end of screw rod, and the outer wall spiro union of screw rod has positioning nut, the convex fixed block is fixed in on the back outer wall of locating plate, and one side outer wall of convex fixed block has seted up the thread groove, thread groove and screw rod looks spiro union.

Preferably, the top end of the positioning plate is arc-shaped, and an anti-slip mat is fixed on the outer wall of one side of the positioning plate, which is far away from the first spring.

Preferably, the bottom outer wall of the positioning plate and the top outer wall of the circular placing plate form a sliding fit.

Preferably, the specification of the sliding plate is matched with that of the fixed box, and the sliding plate is in sliding fit with the inner wall of the fixed box.

Preferably, the positioning nut contacts with the outer wall of one side of the fixing box, and the four heat dissipation holes are located below the circular placing plate.

The utility model has the advantages that:

1. according to the supporting and positioning seat in the thin-wall cylinder sleeve, the cylinder sleeve is inserted between the four positioning plates, then the four positioning plates are extruded and retreated, but the anti-skid pad on the outer wall of the cylinder sleeve can be tightly attached to the cylinder sleeve under the influence of the first springs, meanwhile, the screw pushes the sliding plate to extrude the second spring to contract, then the positioning nut on the screw is rotated to be in contact with the fixing box, so that the positioning and fixing effects on the cylinder sleeve can be realized, the whole operation process is soft, the cylinder sleeve is not easily damaged, and the finished product rate of the thin-wall cylinder sleeve is improved;

2. this support positioning seat in thin wall cylinder jacket, the cylinder jacket is placed on the circular board of placing, not direct and locating frame bottom inner wall contact, the hole that leaks and louvre all are located the circular board below of placing, drainage and heat dissipation of can being convenient for, then the top of four locating plates is the arc form, then can make things convenient for the cylinder jacket to insert between four slipmats, the effect of being convenient for is realized, then take out the bolt on the L shape cardboard, let screw rod and thread groove separation again, can demolish locating part, the later stage of being convenient for is to locating part maintenance change.

Drawings

Fig. 1 is a schematic view of a vertical cross-sectional structure of a supporting and positioning seat in a thin-wall cylinder sleeve according to the present invention;

fig. 2 is a schematic view of a connecting structure between a thin-wall cylinder sleeve for supporting a positioning seat in the thin-wall cylinder sleeve and vertical cross sections of four positioning plates according to the present invention;

fig. 3 is the utility model provides a support the overlook cross section structure sketch map of positioning seat in thin wall cylinder jacket.

In the figure: 1 locating frame, 2 circular boards of placing, 3 locating plates, 4 first springs, 5 slipmats, 6 annular plates, 7 risers, 8L shape cardboard, 9 fixed casees, 10 second springs, 11 slides, 12 screw rods, 13 positioning nut, 14 convex fixed blocks, 15 louvres, 16 holes that leak.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a supporting and positioning seat in a thin-wall cylinder sleeve comprises a positioning frame 1, a circular placing plate 2 is fixed at the middle lower part of the inner wall of the positioning frame 1, a round opening is arranged at the middle part of the outer wall of the top part of the circular placing plate 2, four T-shaped chutes distributed in an annular shape are arranged on the outer wall of the top part of the circular placing plate 2, T-shaped sliding blocks are connected with the inner walls of the T-shaped chutes in a sliding manner, positioning plates 3 are fixed on the outer walls of the top parts of the four T-shaped sliding blocks, first springs 4 distributed equidistantly are fixed at the middle part of the outer wall of the back surface of the positioning plate 3, the first springs 4 are fixedly connected with the inner wall of the positioning frame 1, an annular plate 6 is fixed at the middle upper part of the outer wall of the positioning frame 1, four vertical plates 7 distributed in an annular shape are fixed on the outer wall of the top part of the annular plate 6, L-shaped clamping plates 8 are fixed with positioning parts through bolts at one side, which is close to the positioning plates 3, the positioning component is fixedly connected with the back of the positioning plate 3, the outer wall of the bottom of the positioning frame 1 is provided with water leakage holes 16 distributed at equal intervals, the bottom of the outer wall of the positioning frame 1 is provided with four heat dissipation holes 15 distributed annularly, the cylinder sleeve is placed on the circular placing plate 2 and is not directly contacted with the inner wall of the bottom of the positioning frame 1, and the water leakage holes 16 and the heat dissipation holes 15 are both positioned below the circular placing plate 2, so that water drainage and heat dissipation are facilitated;

the positioning component comprises a fixed box 9 and a convex fixed block 14, the fixed box 9 is fixed on the L-shaped clamping plate 8, a second spring 10 is fixed on the inner wall of one side of the fixed box 9 close to the L-shaped clamping plate 8, a sliding plate 11 is fixed at one end of the second spring 10, an opening is arranged on the outer wall of one side of the fixed box 9 close to the positioning plate 3, a screw 12 is connected with the inner wall of the opening in a sliding manner, one end of the screw 12 is fixedly connected with the sliding plate 11 through a bearing, a positioning nut 13 is screwed on the outer wall of the screw 12, the convex fixed block 14 is fixed on the outer wall of the back of the positioning plate 3, a thread groove is arranged on the outer wall of one side of the convex fixed block 14 and is screwed with the screw 12, the screw 12 pushes the sliding plate 11 to extrude the second spring 10 to shrink, then the positioning nut 13 on the screw 12 is rotated to be contacted with the fixed box 9, the positioning and fixing effect can be realized, and the whole operation process is soft, the cylinder sleeve is not easy to be damaged, the processing yield of the thin-wall cylinder sleeve is improved, the bolt on the L-shaped clamping plate 8 separates the screw 12 from the thread groove, the positioning component can be detached, and the positioning component is convenient to maintain and replace at the later stage;

the top ends of the positioning plates 3 are arc-shaped, the outer walls of the positioning plates 3 far away from the first springs 4 are fixedly provided with the anti-slip pads 5, the cylinder sleeve is inserted between the four positioning plates 3, then the four positioning plates 3 are extruded to retreat, but the anti-slip pads 5 on the outer walls of the four positioning plates 3 can be tightly attached to the cylinder sleeve under the influence of the first springs 4, and the top ends of the four positioning plates 5 are arc-shaped, so that the cylinder sleeve can be conveniently inserted between the four anti-slip pads 5, and the effect of convenient fixing is realized;

the bottom outer wall of locating plate 3 and the circular top outer wall of placing board 2 form sliding fit, and the specification of slide 11 and the specification looks adaptation of fixed case 9, and slide 11 and the inner wall of fixed case 9 form sliding fit, and positioning nut 13 contacts with one side outer wall of fixed case 9, and four louvres 15 all are located the circular below of placing board 2.

The working principle is as follows: when in use, the cylinder sleeve is inserted between the four positioning plates 3, the top ends of the four positioning plates 5 are all arc-shaped, so that the cylinder sleeve can be conveniently inserted between the four anti-skid pads 5, then the four positioning plates 3 are pressed to retreat, but the non-slip pads 5 on the outer wall thereof can be tightly attached to the cylinder liner under the influence of the plurality of first springs 4, and at the same time, the screw 12 pushes the slide plate 11 to press the second springs 10 to contract, then the positioning nut 13 on the screw 12 is rotated to contact with the fixed box 9, the positioning and fixing work of the cylinder sleeve is completed, the whole operation process is soft, the cylinder sleeve is not easy to be damaged, the processing yield of the thin-wall cylinder sleeve is improved, when the maintenance is needed, the bolt on the L-shaped clamping plate 8 is taken out, then the screw 12 is rotated to be separated from the thread groove on the convex fixing block 14, so that the positioning component can be detached, and the later maintenance and replacement of the positioning component are facilitated.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The supporting and positioning seat in the thin-wall cylinder sleeve comprises a positioning frame (1) and is characterized in that a circular placing plate (2) is fixed on the middle lower portion of the inner wall of the positioning frame (1), a circular opening is formed in the middle of the outer wall of the top of the circular placing plate (2), four T-shaped chutes distributed in an annular mode are formed in the outer wall of the top of the circular placing plate (2), T-shaped sliding blocks are connected to the inner wall of each T-shaped chute in a sliding mode, positioning plates (3) are fixed on the outer walls of the tops of the four T-shaped sliding blocks, first springs (4) distributed equidistantly are fixed in the middle of the outer wall of the back of each positioning plate (3), the first springs (4) are fixedly connected with the inner wall of the positioning frame (1), an annular plate (6) is fixed on the middle upper portion of the outer wall of the positioning frame (1), and four vertical plates (7) distributed in an annular mode are fixed on the outer wall of the top of the annular plate (6), the top outer wall of riser (7) is fixed with L shape cardboard (8) through the bolt, and one side outer wall that L shape cardboard (8) are close to locating plate (3) is fixed with the locating part, the back fixed connection of locating part and locating plate (3), the hole that leaks (16) that the equidistance distributes are seted up to the bottom outer wall of locating frame (1), and sets up four louvres (15) that are cyclic annular and distribute bottom the outer wall of locating frame (1).

2. The supporting and positioning seat in the thin-walled cylinder liner according to claim 1, wherein the positioning component comprises a fixing box (9) and a convex fixing block (14), the fixing box (9) is fixed on the L-shaped clamping plate (8), a second spring (10) is fixed on the inner wall of the fixing box (9) close to the L-shaped clamping plate (8), a sliding plate (11) is fixed on one end of the second spring (10), an opening is formed on the outer wall of the fixing box (9) close to the positioning plate (3), a screw (12) is connected to the inner wall of the opening in a sliding manner, one end of the screw (12) is fixedly connected with the sliding plate (11) through a bearing, a positioning nut (13) is screwed on the outer wall of the back of the positioning plate (3), and a thread groove is formed on the outer wall of the convex fixing block (14), the thread groove is in threaded connection with the screw (12).

3. The supporting and positioning seat in a thin-walled cylinder liner according to claim 1, characterized in that the top end of the positioning plate (3) is arc-shaped, and the outer wall of the positioning plate (3) on the side far away from the first spring (4) is fixed with a non-slip mat (5).

4. The support positioning seat in a thin-walled cylinder liner according to claim 1, characterized in that the bottom outer wall of the positioning plate (3) forms a sliding fit with the top outer wall of the circular placing plate (2).

5. The support positioning seat in a thin-walled cylinder liner according to claim 2, characterized in that the specification of the sliding plate (11) is matched with the specification of the fixed box (9), and the sliding plate (11) forms a sliding fit with the inner wall of the fixed box (9).

6. The supporting and positioning seat in a thin-walled cylinder liner according to claim 2, characterized in that said positioning nut (13) is in contact with one side of the outer wall of the fixing box (9), and four heat dissipation holes (15) are all located below the circular placing plate (2).