CN217167485U

CN217167485U - Clamping tool for machining cylinder bottom

Info

Publication number: CN217167485U
Application number: CN202220434333.5U
Authority: CN
Inventors: 孙闯; 刘琦; 范立兵
Original assignee: Kunshan Kexiangyi Electronic Technology Co ltd
Current assignee: Kunshan Kexiangyi Electronic Technology Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-12
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a clamping tool for cylinder bottom processing, which comprises a base, wherein the top of the base is provided with four support columns in an array manner, and the four support columns are connected through a connecting piece; the cylinder bottom mounting device is characterized by also comprising a positioning table for mounting the cylinder bottom, wherein the positioning table is detachably connected to the base and is positioned among the four support columns; the connecting piece swing joint has the holder, just the holder can be in the vertical up-and-down motion of connecting piece to carry out the centre gripping fixedly to the cylinder bottom of placing on the location bench. The utility model provides a cylinder bottom of different specifications can't use same centre gripping frock to carry out the fixed technical problem of centre gripping.

Description

Clamping tool for machining cylinder bottom

Technical Field

The utility model relates to a centre gripping frock field, concretely relates to centre gripping frock for cylinder bottom processing.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When the hydraulic cylinder is used for realizing reciprocating motion, a speed reducer can be omitted, no transmission gap exists, and the motion is stable, so that the hydraulic cylinder is widely applied to hydraulic systems of various machines.

Among the prior art, the centre gripping frock that is used for the hydraulic cylinder end is current when using, and the centre gripping effect is not good, and the junction is not hard up easily, influences the precision of punching or the precision of polishing, and the problem that the aforesaid appears is solved to the centre gripping frock that is used for the hydraulic cylinder end that now urgently needs.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a centre gripping frock for cylinder bottom processing adopts this frock can be swift more to the surface of cylinder bottom or inside processing, has improved the efficiency of processing.

The technical scheme of the utility model is that: a clamping tool for machining a cylinder bottom comprises a base, wherein four supporting columns are arranged on the top of the base in an array mode and connected through connecting pieces;

the cylinder bottom mounting device is characterized by also comprising a positioning table for mounting the cylinder bottom, wherein the positioning table is detachably connected to the base and is positioned among the four support columns;

the connecting piece swing joint has the holder, just the holder can be in the vertical up-and-down motion of connecting piece to carry out the centre gripping fixedly to the cylinder bottom of placing on the location bench.

Furthermore, the connecting pieces are detachably connected with the four supporting columns, and the four supporting columns are connected in a cross mode.

Furthermore, the connecting piece comprises a connecting block and two auxiliary blocks, one ends of the two auxiliary blocks are connected with the connecting block in a clamping manner, and the other ends of the two auxiliary blocks are respectively detachably connected with the supporting column; the both ends of connecting block respectively with the support column can be dismantled and be connected, just the surface of connecting block is equipped with one and supplies the screw that the holder passed.

Furthermore, the clamping piece comprises a screw rod and a clamping block, the clamping block is in threaded connection with the screw rod, the screw rod is inserted into the screw hole and can move up and down in the screw hole, and the clamping block is driven to clamp and fix the cylinder bottom placed on the positioning table.

Furthermore, the cylinder bottom positioning device further comprises a positioning piece connected between the two support columns in a sliding mode, and limiting blocks for fixing the positioning piece are further arranged on the surfaces of the two support columns, so that the positioning piece can penetrate into the inner ring of the cylinder bottom to position the cylinder bottom.

Furthermore, the positioning piece comprises a sliding rod connected between the two supporting columns in a sliding manner and a positioning ring connected to the sliding rod, and the positioning ring is inserted into the inner ring of the cylinder bottom to position the cylinder bottom.

Furthermore, the positioning ring is detachably connected with the sliding rod.

Furthermore, the slide bar is connected with a transmission shaft, and the positioning ring is rotatably connected with the slide bar through the transmission shaft so as to polish the inner ring of the cylinder bottom.

Further, the outer diameter of the locating ring is equal to the inner diameter of the inner ring of the cylinder bottom.

The utility model has the beneficial technical effects that:

1. the base is detachably connected with a positioning table, the position of the cylinder bottom placed on the base is confirmed through the positioning table, and the cylinder bottom is guaranteed not to deviate in the machining process.

2. The top of base is array all around and is equipped with four support columns, and the end connection of four support columns has the connecting piece, uses through connecting piece and holder cooperation to it is fixed to carry out the centre gripping to the cylinder bottom of placing on the location bench. Is quick and simple.

3. The connecting pieces are detachably connected to the end parts of the four supporting columns, so that the connecting pieces are convenient to detach and replace; the same clamping piece is movably connected to the connecting piece, so that cylinder bottoms of different specifications can be clamped and fixed conveniently, and the universality is high.

4. A sliding rod is movably connected between the two supporting columns, a positioning ring is fixedly connected to the sliding rod, and the positioning ring is matched with the inner ring of the cylinder bottom for use, so that the cylinder bottom is further positioned, and the stability of the cylinder bottom in the machining process is ensured.

5. A sliding rod is movably connected between the two supporting columns, a positioning ring is rotatably connected on the sliding rod, and the positioning ring is matched with the inner ring of the cylinder bottom for use, so that the inner part of the inner ring of the cylinder bottom can be polished.

6. The limiting blocks are arranged on the surfaces of the two supporting columns and located below the sliding rods, so that the sliding rods are limited and fixed, and the position of the positioning ring inserted into the inner ring of the cylinder bottom is guaranteed not to change.

7. The positioning ring is detachably connected to the sliding rod, rapid replacement can be performed according to the specification of the inner ring of the cylinder bottom, and the universality is high.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a cross-sectional view of fig. 3 of the present invention;

FIG. 5 is a schematic structural view of the connection between the clamping member and the connecting member of the present invention;

fig. 6 is a schematic structural view of the cylinder bottom according to the present invention.

The reference signs are:

1. a base; 2. a support pillar; 3. a connecting member; 31. connecting blocks; 32. an auxiliary block; 4. a clamping member; 41. a screw; 42. a clamping block; 5. a cylinder bottom; 51. an inner ring; 6. a positioning member; 61. a slide bar; 62. positioning rings; 63. a limiting block; 64. a drive shaft; 7. and a positioning table.

Detailed Description

In order to make the technical means of the present invention clearer and to implement the present invention according to the content of the specification, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention and are not intended to limit the scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship described based on the embodiments and shown in the drawings, or the orientation or position relationship that the products of the present invention are usually placed when using, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 1, the utility model particularly relates to a clamping tool for machining a cylinder bottom 5, which comprises a base 1, wherein four supporting columns 2 are arranged on the top of the base 1 in an array manner, and the four supporting columns 2 are connected through connecting pieces 3;

the cylinder bottom positioning device is also provided with a positioning table 7 used for installing the cylinder bottom 5, wherein the positioning table 7 is detachably connected to the base 1 and is positioned among the four support columns 2;

the connecting piece 3 is movably connected with a clamping piece 4, and the clamping piece 4 can vertically move up and down in the connecting piece 3 so as to clamp and fix the cylinder bottom 5 placed on the positioning table 7.

It should be noted that, the structure of the positioning table 7 is matched with the bottom of the cylinder bottom 5 for use, the positioning table 7 is detachably connected to the base 1, and the bottom of the cylinder bottom 5 is connected with the positioning table 7 in a clamping manner, so that the position of the cylinder bottom 5 on the base 1 is ensured not to be changed.

In addition, the tops of the four support columns 2 are detachably connected with connecting pieces 3, and clamping pieces 4 are movably connected in the connecting pieces 3; wherein, the clamping piece 4 is positioned right above the positioning table 7, and the clamping piece 4 can vertically move up and down relative to the connecting piece 3, thereby clamping and fixing the top of the cylinder bottom 5 placed on the positioning table 7.

The position of the cylinder bottom 5 is limited by the positioning table 7 on the base 1, and downward pressure is applied to the top of the cylinder bottom 5, so that the purpose of fixing the cylinder bottom 5 is achieved.

The cylinder bottom fixing device is simple and fast in structure, can fix the cylinder bottom 5 quickly, and guarantees that the position of the cylinder bottom 5 in the machining process cannot deviate.

As shown in fig. 1 and 2, the connecting member 3 is detachably connected to four supporting columns 2, and cross-connects the four supporting columns 2.

Wherein, connecting piece 3 can be dismantled with support column 2 and be connected, is convenient for carry out quick change or maintenance to connecting piece 3, and is further, when wherein a certain part damages, through dismantling it, only need to change the damage the position can, need not change whole part.

Moreover, the connected mode of connecting piece 3 and support column 2 has the multiple, has selected in this embodiment to have passed through connecting piece 3 with support column 2 cross connection, and this connected mode simple structure can confirm the central point of base 1 simultaneously and puts, is convenient for use with the cooperation of holder 4 to carry out the centre gripping with the top of cylinder bottom 5 and fix.

As shown in fig. 1 and 2, the connecting member 3 includes a connecting block 31 and two auxiliary blocks 32, one end of each of the two auxiliary blocks 32 is connected to the connecting block 31 in a clamping manner, and the other end of each of the two auxiliary blocks 32 is detachably connected to the supporting column 2; the both ends of connecting block 31 respectively with support column 2 can dismantle the connection, just the surface of connecting block 31 is equipped with one and supplies the screw that holder 4 passed.

The connector 3 may be an integral X-shaped structure, or may be an X-shaped structure formed by assembling, and the X-shaped structure may be provided to cross-connect the four support columns 2 so as to confirm the center position of the base 1, and further, to better clamp and fix the cylinder bottom 5 placed on the base 1.

Meanwhile, when the connecting piece 3 is of an integral X-shaped structure, a screw hole is formed in the center of the connecting piece 3, a clamping piece 4 capable of fixing the cylinder bottom 5 is connected to the screw hole in a threaded mode, and the clamping piece 4 is located right above the cylinder bottom 5.

When the connecting piece 3 is of an X-shaped structure, a threaded hole is formed in the center of the connecting piece 31, a clamping piece 4 capable of fixing the cylinder bottom 5 is connected with the threaded hole in a threaded mode, and the clamping piece 4 is located right above the cylinder bottom 5.

Furthermore, the auxiliary blocks 32 snap-connected to both sides of the connecting block 31 play a role in connecting and fixing the supporting blocks.

As shown in fig. 5, the clamping member 4 includes a screw rod 41 and a clamping block 42, the clamping block 42 is in threaded connection with the screw rod 41, the screw rod 41 is inserted into the screw hole and can move up and down in the screw hole, so as to drive the clamping block 42 to clamp and fix the cylinder bottom 5 placed on the positioning table 7.

The screw rod 41 is rotatably connected in a screw hole of the connecting block 31 and can vertically move up and down relative to the connecting block 31, the clamping block 42 is in threaded connection with the end part of the screw rod 41, the clamping block 42 is driven by rotating the screw rod 41 to extrude the top of the cylinder bottom 5, and therefore the purpose of clamping and fixing the cylinder bottom 5 is achieved.

Wherein, holder 4 is the structure that can carry out the centre gripping to the cylinder bottom 5 fixedly, can be: the cylinder is fixed, motor drive is fixed or hydraulic pressure is fixed, has optimized in this embodiment that the screw rod 41 drive is fixed, and manual rotatory screw rod 41 can control extruded dynamics, avoids causing the damage to the top of cylinder bottom 5.

As shown in fig. 3 and fig. 6, the cylinder bottom positioning device further includes a positioning member 6 slidably connected between the two support columns 2, and the surfaces of the two support columns 2 are further provided with a limiting block 63 for fixing the positioning member 6, so that the positioning member 6 can penetrate into the inner ring 51 of the cylinder bottom 5 to position the cylinder bottom 5.

It should be noted that the positioning element 6 can be inserted into the inner ring 51 of the cylinder bottom 5, so as to reposition the cylinder bottom 5 and avoid the cylinder bottom 5 from rotating, thereby affecting the processing precision.

The positioning piece 6 can vertically move up and down along the height direction of the support column 2, so that the positioning piece is suitable for cylinder bottoms 5 of different specifications, and the positioning piece 6 can be accurately inserted into the inner ring 51 of the cylinder bottom 5.

When the positioning piece 6 is accurately inserted into the inner ring 51 of the cylinder bottom 5, the positioning piece 6 is limited and supported by the limiting block 63, so that the position of the positioning piece 6 is prevented from changing in the machining process, and the supporting effect is further realized.

Wherein the limiting blocks 63 can be movably connected to the surface of the supporting column 2, the number of the limiting blocks 63 can be 2, and the positioning members 6 are located between the 2 limiting blocks 63.

The positioning element 6 comprises a sliding rod 61 slidably connected between the two supporting columns 2 and a positioning ring 62 connected to the sliding rod 61, and the positioning ring 62 is inserted into the inner ring 51 of the cylinder bottom 5 to position the cylinder bottom 5.

The positioning ring 62 is detachably connected with the sliding rod 61, the specifications of the inner ring 51 of the cylinder bottom 5 are various, and the positioning ring 62 can be replaced according to the sizes of different specifications. Meanwhile, the outer diameter of the positioning ring 62 is equal to the inner diameter of the inner ring 51 of the cylinder bottom 5. So that the positioning ring 62 can be completely inserted into the inner ring 51 of the cylinder bottom 5 for better fixed support.

Example 2:

other technical features of the present embodiment are the same as those of embodiment 1, wherein the difference is that:

as shown in fig. 4, a transmission shaft 64 is connected to the slide rod 61, and the positioning ring 62 is rotatably connected to the slide rod 61 through the transmission shaft 64 so as to grind the inner ring 51 of the cylinder bottom 5.

The positioning ring 62 can be rotatably connected with the sliding rod 61, and the inner ring 51 can be driven to rotate by driving the transmission shaft 64, so that the inner ring 51 of the cylinder bottom 5 can be polished.

The utility model discloses a work flow is:

1. first, the limiting block 63 on the surface of the supporting column 2 is loosened, and the screw rod 41 is rotated, so that the clamping block 42 is driven to move vertically upward.

2. A positioning table 7 which is used in a rotating and mutually matched way is arranged on the base 1.

3. And inserting the positioning ring 62 into the inner ring 51 of the cylinder bottom 5, synchronously vertically moving the positioning ring 62 and the cylinder bottom 5 downwards, and clamping and connecting the bottom of the cylinder bottom 5 with the positioning table 7.

4. The screw rod 41 is rotated, and the clamping block 42 is driven to move vertically and downwards, so that the bottom of the clamping block 42 clamps and fixes the top of the cylinder bottom 5.

5. And the limiting block 63 is locked to limit and fix the sliding rod 61, so that the positioning ring 62 is better attached to the inner ring 51 of the cylinder bottom 5.

6. Similarly, when the cylinder bottom 5 needs to be disassembled, the reverse operation is only needed.

The above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. The clamping tool for machining the cylinder bottom is characterized by comprising a base (1), wherein four supporting columns (2) are arranged on the top of the base (1) in an array mode, and the four supporting columns (2) are connected through connecting pieces (3);

the cylinder bottom support is also provided with a positioning table (7) used for mounting the cylinder bottom (5), and the positioning table (7) is detachably connected to the base (1) and is positioned among the four support columns (2);

the connecting piece (3) is movably connected with a clamping piece (4), and the clamping piece (4) can vertically move up and down in the connecting piece (3) so as to clamp and fix the cylinder bottom (5) placed on the positioning table (7).

2. The clamping tool for machining the cylinder bottom is characterized in that the connecting pieces (3) are detachably connected to the four supporting columns (2) and cross-connect the four supporting columns (2).

3. The clamping tool for machining the cylinder bottom is characterized in that the connecting piece (3) comprises a connecting block (31) and two auxiliary blocks (32), one ends of the two auxiliary blocks (32) are connected with the connecting block (31) in a clamping mode, and the other ends of the two auxiliary blocks (32) are respectively detachably connected with the supporting column (2); the two ends of the connecting block (31) are detachably connected with the supporting columns (2) respectively, and a screw hole for the clamping piece (4) to pass through is formed in the surface of the connecting block (31).

4. The clamping tool for machining the cylinder bottom according to claim 3, wherein the clamping piece (4) comprises a screw rod (41) and a clamping block (42), the clamping block (42) is in threaded connection with the screw rod (41), the screw rod (41) is inserted into the screw hole and can move up and down in the screw hole, and the clamping block (42) is driven to clamp and fix the cylinder bottom (5) placed on the positioning table (7).

5. The clamping tool for machining the cylinder bottom is characterized by further comprising a positioning piece (6) connected between the two supporting columns (2) in a sliding mode, and limiting blocks (63) for fixing the positioning piece (6) are further arranged on the surfaces of the two supporting columns (2), so that the positioning piece (6) can penetrate into an inner ring (51) of the cylinder bottom (5) to position the cylinder bottom (5).

6. The clamping tool for machining the cylinder bottom according to claim 5, wherein the positioning piece (6) comprises a sliding rod (61) connected between the two supporting columns (2) in a sliding manner and a positioning ring (62) connected to the sliding rod (61), and the positioning ring (62) is inserted into the inner ring (51) of the cylinder bottom (5) to position the cylinder bottom (5).

7. The clamping tool for machining the cylinder bottom is characterized in that the positioning ring (62) is detachably connected with the sliding rod (61).

8. The clamping tool for machining the cylinder bottom is characterized in that a transmission shaft (64) is connected to the sliding rod (61), and the positioning ring (62) is rotatably connected with the sliding rod (61) through the transmission shaft (64) so as to polish the inner ring (51) of the cylinder bottom (5).

9. The clamping tool for cylinder bottom machining according to claim 7 or 8, characterized in that the outer diameter of the locating ring (62) is equal to the inner diameter of the inner ring (51) of the cylinder bottom (5).