CN217619165U

CN217619165U - Cylinder processing frock

Info

Publication number: CN217619165U
Application number: CN202221008086.9U
Authority: CN
Inventors: 马煜龙
Original assignee: Deyang Zhongming Cnc Machinery Equipment Co ltd
Current assignee: Deyang Zhongming Cnc Machinery Equipment Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-10-21
Anticipated expiration: 2032-04-28

Abstract

The utility model relates to the field of machining, in particular to a cylindrical part machining tool, which comprises a fixed bottom plate, a cushion block, a movable bottom plate, a jacking device, a three-jaw chuck and a chuck rotating device; the cushion block and the movable bottom plate are arranged on the fixed bottom plate, one end of the movable bottom plate is hinged to the fixed bottom plate, and the cushion block is arranged between the fixed bottom plate and the movable bottom plate; the jacking device is arranged on the movable bottom plate, and a jacking block of the jacking device can rotate and axially move; the three-jaw chuck is arranged on the chuck rotating device; the chuck rotating device is arranged on the movable bottom plate, the three-jaw chuck can rotate, and the chuck rotating device can stop the rotation of the chuck; the utility model discloses the advantage is when cylinder surface punches, realizes the punching around the cylinder through rotatable kicking block and three-jaw chuck, and the cylinder relocation need not taken off in the interim, and the accessible adds or reduces the cushion and changes the angle of punching.

Description

Cylinder processing frock

Technical Field

The utility model relates to a machining field, especially a cylinder processing frock.

Background

In the machining field, the tool is used for fixing and positioning a machined workpiece, so that the workpiece can be machined in various modes conveniently, and the tool clamp can guarantee high efficiency and simplicity of operation while improving the operation precision.

In the step of punching of cylinder processing, current frock generally can only realize a clamping, once punches, encircles continuous punching to cylinder surface, generally uses the multiaxis lathe, and is with high costs, difficult maintenance, and present cylinder beats the inclined hole frock, and the punching that most only is applicable to an angle can not adjust, need change whole frock when changing the angle of punching, and is with high costs, and it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a cylinder processing frock.

The purpose of the utility model is realized through the following technical scheme: a cylindrical part processing tool comprises a fixed bottom plate, at least one cushion block, a movable bottom plate, a jacking device, a three-jaw chuck and a chuck rotating device;

the cushion block is arranged on the fixed bottom plate, and one end of the movable bottom plate is hinged to the fixed bottom plate;

the jacking device comprises a screw rod, a fixed plate, a movable plate and a jacking block, wherein the fixed plate is arranged on the movable bottom plate, a T-shaped groove is formed in the movable bottom plate, the movable plate is in sliding connection with the T-shaped groove, a threaded hole is formed in the fixed plate, the screw rod is in threaded connection with the threaded hole, one end of the screw rod is rotatably connected to the movable plate, a rotating handle is arranged at the other end of the screw rod, a jacking block shaft is arranged on the movable plate, and the jacking block is rotatably arranged on the jacking block shaft; the three-jaw chuck is arranged on the chuck rotating device and is opposite to the top block shaft;

chuck rotating device includes chuck transition dish, chuck fixed plate and chuck locating plate, one side of chuck fixed plate is provided with the chuck axis of rotation, chuck fixed plate opposite side is provided with the chuck locating plate loose axle, chuck transition dish with three-jaw chuck coaxial coupling, chuck transition dish with chuck axis of rotation rotates the connection, the circumference array is provided with a plurality of first chuck locating holes on the chuck transition dish, be provided with the second chuck locating hole that corresponds with first chuck locating hole on the chuck fixed plate, chuck locating plate endwise slip set up in on the chuck locating plate loose axle, be provided with the chuck reference column that corresponds with first chuck locating hole on the chuck locating plate, the chuck reference column passes second chuck locating hole sets up in first chuck locating hole.

Specifically, the top block is of a conical structure.

Specifically, a first tapered roller bearing and a large deep groove ball bearing are arranged between the ejector block and the ejector block shaft, and the first tapered roller bearing and the large deep groove ball bearing are in interference fit with the ejector block shaft and the ejector block.

Specifically, be provided with second tapered roller bearing and little deep groove ball bearing between chuck transition dish and the chuck axis of rotation, the cooperation between second tapered roller bearing and little deep groove ball bearing and chuck axis of rotation and the chuck transition dish is interference fit.

Specifically, a plurality of bottom plate positioning holes are formed in the fixing bottom plate, positioning pins are arranged at the bottoms of the cushion blocks, and the positioning pins at the bottoms of the cushion blocks are inserted into the bottom plate positioning holes to limit the cushion blocks on the fixing bottom plate.

Specifically, the top of the cushion block is provided with a cushion block positioning hole corresponding to the positioning pin, a plurality of cushion blocks can be stacked and placed, and the cushion blocks are connected through bolts.

Specifically, chuck locating plate loose axle terminal surface is provided with the dog, it is equipped with the spring still to overlap on the chuck locating plate loose axle, the tight chuck locating plate in spring one end top, other end top is tight the dog.

Specifically, a pulling handle is arranged on the chuck positioning plate.

Specifically, the end part of the T-shaped groove of the movable bottom plate is provided with a square through hole.

The utility model has the advantages of it is following:

1. make the cylinder rotatory through rotatable kicking block and three-jaw chuck, make the cylinder stop rotatory under specific angle through the chuck reference column, when cylinder surface punches, realize that a clamping just can encircle the cylinder and punch.

2. The cushion blocks are added or removed, so that inclined holes with different angles can be drilled.

Drawings

FIG. 1 is a schematic view of the structure of the cylinder processing tool of the present invention;

fig. 2 is an exploded view of the cylinder processing tool of the present invention;

FIG. 3 is a top view of the movable bottom plate of the present invention;

FIG. 4 is a schematic view of the cushion block structure of the present invention;

in the figure: 1-fixed bottom plate, 2-cushion block, 3-screw rod, 4-rotating handle, 5-fixed plate, 6-movable plate, 7-top block, 8-T-shaped groove, 9-three-jaw chuck, 10-chuck transition plate, 11-chuck fixed plate, 12-chuck positioning plate, 13-spring, 14-stop block, 15-pulling handle, 16-movable bottom plate, 17-top block shaft, 18-chuck rotating shaft, 19-second chuck positioning hole, 20-chuck positioning plate movable shaft, 21-chuck positioning column, 22-first tapered roller bearing, 23-small tapered roller bearing, 24-first chuck positioning hole, 25-bottom plate positioning hole, 26-large tapered roller bearing, 27-square through hole, 28-cushion block positioning hole, 29-positioning pin, 30-second tapered roller bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-4, a cylindrical part processing tool comprises a fixed base plate 1, at least one cushion block 2, a movable base plate 16, a jacking device, a three-jaw chuck 9 and a chuck rotating device;

the cushion block 2 is arranged on the fixed bottom plate 1, and one end of the movable bottom plate 16 is hinged to the fixed bottom plate 1;

the jacking device comprises a screw rod 3, a fixed plate 5, a movable plate 6 and a jacking block 7, wherein the fixed plate 5 is arranged on a movable bottom plate 16, a T-shaped groove 8 is formed in the movable bottom plate 16, the movable plate 6 is slidably connected with the T-shaped groove 8, a threaded hole is formed in the fixed plate 5, the screw rod 3 is in threaded connection with the threaded hole, one end of the screw rod 3 is rotatably connected to the movable plate 6, the other end of the screw rod 3 is provided with a rotating handle 4, a jacking block shaft 17 is arranged on the movable plate 6, and the jacking block 7 is rotatably arranged on the jacking block shaft 17; the three-jaw chuck 9 is arranged on the chuck rotating device and is opposite to the top block shaft 17;

the chuck rotating device comprises a chuck transition disc 10, a chuck fixing plate 11 and a chuck positioning plate 12, wherein a chuck rotating shaft 18 is arranged on one side of the chuck fixing plate 11, a chuck positioning plate moving shaft 20 is arranged on the other side of the chuck fixing plate 11, the chuck transition disc 10 is coaxially connected with the three-jaw chuck 9, the chuck transition disc 10 is rotatably connected with the chuck rotating shaft 18, a plurality of first chuck positioning holes 24 are arranged on the chuck transition disc 10 in a circumferential array manner, second chuck positioning holes 19 corresponding to the first chuck positioning holes 24 are arranged on the chuck fixing plate 11, the chuck positioning plate 12 is axially slidably arranged on the chuck positioning plate moving shaft 20, chuck positioning columns 21 corresponding to the first chuck positioning holes 24 are arranged on the chuck positioning plate 12, and the chuck positioning columns 21 penetrate through the second chuck positioning holes 19 and are arranged in the first chuck positioning holes 24, when the surface of the cylindrical part is punched, one end of the cylindrical part is firstly clamped by the three-jaw chuck 9, then a first chuck positioning hole 24 on the chuck transition disc 10 is aligned with the chuck positioning column 21, the chuck positioning plate 12 is moved towards the cylindrical part direction, the chuck positioning column 21 passes through a second chuck positioning hole 19 and is inserted into the first chuck positioning hole 24, the chuck transition disc 10 is positioned, namely the three-jaw chuck 9 is fixed, then the rotating handle 4 is rotated, the screw rod 3 axially moves to drive the movable plate 6 to move along the T-shaped groove 8 until the top block 7 on the movable plate 6 tightly pushes against the other end of the cylindrical part, a first hole is drilled, after the first hole is completed, the chuck positioning plate 12 is moved away from the cylindrical part direction, the chuck positioning column 21 is separated from the chuck transition disc 10, because the top block 7 and the three-jaw chuck 9 can rotate, the cylindrical part does not need to be taken down, and the cylindrical part is rotated, and (3) until the next time the first chuck positioning hole 24 is aligned with the chuck positioning column 21, inserting the chuck positioning column 21 into the first chuck positioning hole 24 on the chuck transition disc 10 again, fixing the three-jaw chuck 9, drilling a second hole, and circulating the steps to realize the purpose of punching around the cylindrical part under the condition that the cylindrical part is not taken down, wherein the cushion block 2 can be taken down, the angle of the movable bottom plate 16 is changed, and both inclined holes and straight holes can be punched.

Furthermore, the ejector block 7 is of a conical structure, and the conical structure can enable the concentricity between a workpiece and a tool to be higher when the cylindrical workpiece is clamped, so that the machining precision is improved.

Furthermore, a first tapered roller bearing 22 and a large deep groove ball bearing 26 are arranged between the ejector block 7 and the ejector block shaft 17, the first tapered roller bearing 22 and the large deep groove ball bearing 26 are in interference fit with the ejector block shaft 17 and the ejector block 7, when the ejector block 7 tightly pushes a workpiece, the ejector block 7 needs to bear axial force, the deep groove ball bearing cannot bear excessive axial force, and therefore the first tapered roller bearing 22 is arranged to bear the axial force, and meanwhile, due to the fact that the interference fit exists between each part and each bearing, the ejector block 7 cannot fall off when the workpiece is not clamped.

Further, be provided with second tapered roller bearing 30 and little deep groove ball bearing 23 between chuck transition dish 10 and the chuck axis of rotation 18, the cooperation between second tapered roller bearing 30 and little deep groove ball bearing 23 and chuck axis of rotation 18 and the chuck transition dish 10 is interference fit, when the tight work piece in kicking block 7 top, the three-jaw chuck need bear the axial force, and deep groove ball bearing can not bear too big axial force, so set up second tapered roller bearing 30 and bear the axial force, because be interference fit between each part and each bearing, can make the frock when not clamping the work piece, three-jaw chuck 9 and chuck transition dish 10 can not drop.

Furthermore, a plurality of bottom plate positioning holes 25 are formed in the fixed bottom plate 1, positioning pins 29 are arranged at the bottom of the cushion block 2, the positioning pins 29 at the bottom of the cushion block 2 are inserted into the bottom plate positioning holes 25 to limit the cushion block 2 on the fixed bottom plate 1, when inclined holes need to be drilled, the positioning pins 29 of the cushion block 2 are inserted into the bottom plate positioning holes 25, the cushion block 2 and the fixed bottom plate 1 are connected through bolts, so that the movable bottom plate 16 has a certain angle, and the inclined holes are drilled.

Further, the top of the cushion block 2 is provided with a cushion block positioning hole 28 corresponding to the positioning pin 29, the cushion blocks 2 can be stacked, the cushion blocks 2 are connected through bolts, the cushion blocks 2 are stacked, the cushion blocks 2 are of wedge-shaped structures with thick ends and thin ends, the upper surfaces and the lower surfaces of the cushion blocks have certain angles, and the upper surfaces of the cushion blocks 2 are attached to the movable bottom plate 16 when the cushion blocks are stacked together, so that inclined holes with different angles can be drilled.

Further, 20 terminal surfaces of chuck locating plate loose axle are provided with dog 14, it is equipped with spring 13 still to overlap on the chuck locating plate loose axle 20, tight chuck locating plate 12 in spring 13 one end top, the other end top is tight dog 14, spring 13 provide elasticity for chuck locating plate 12, avoid breaking away from chuck transition dish 10 at the in-process chuck reference column 21, lead to the cylinder to rotate, processing failure.

Furthermore, the chuck positioning plate 12 is provided with a pulling handle 15, and the pulling handle is convenient for workers to pull out the chuck positioning column 21 without using tools.

Furthermore, the end of the T-shaped groove 8 of the movable bottom plate 16 is provided with a square through hole 27, and scrap iron generated during processing can fall out of the T-shaped groove through the square through hole 27, so that clamping stagnation of the movable plate 6 is avoided.

The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a cylinder processing frock which characterized in that: the device comprises a fixed bottom plate (1), at least one cushion block (2), a movable bottom plate (16), a jacking device, a three-jaw chuck (9) and a chuck rotating device;

the cushion block (2) is arranged on the fixed bottom plate (1), and one end of the movable bottom plate (16) is hinged to the fixed bottom plate (1);

the jacking device comprises a screw rod (3), a fixed plate (5), a movable plate (6) and a jacking block (7), wherein the fixed plate (5) is arranged on a movable bottom plate (16), a T-shaped groove (8) is formed in the movable bottom plate (16), the movable plate (6) is in sliding connection with the T-shaped groove (8), a threaded hole is formed in the fixed plate (5), the screw rod (3) is in threaded connection with the threaded hole, one end of the screw rod (3) is rotationally connected to the movable plate (6), a rotating handle (4) is arranged at the other end of the screw rod (3), a jacking block shaft (17) is arranged on the movable plate (6), and the jacking block (7) is rotationally arranged on the jacking block shaft (17); the three-jaw chuck (9) is arranged on the chuck rotating device and is opposite to the top block shaft (17);

chuck rotating device includes chuck transition dish (10), chuck fixed plate (11) and chuck locating plate (12), one side of chuck fixed plate (11) is provided with chuck axis of rotation (18), chuck fixed plate (11) opposite side is provided with chuck locating plate loose axle (20), chuck transition dish (10) with three-jaw chuck (9) coaxial coupling, chuck transition dish (10) with chuck axis of rotation (18) rotate to be connected, chuck transition dish (10) are gone up the circumference array and are provided with a plurality of first chuck locating hole (24), be provided with second chuck locating hole (19) that correspond with first chuck locating hole (24) on chuck fixed plate (11), chuck locating plate (12) endwise slip set up in on chuck locating plate loose axle (20), be provided with chuck locating column (21) that correspond with first chuck locating hole (24) on chuck locating plate (12), chuck locating column (21) pass second chuck locating hole (19) set up in first chuck locating hole (24).

2. The cylindrical part machining tool according to claim 1, characterized in that: the top block (7) is of a conical structure.

3. The cylindrical part machining tool according to claim 1, characterized in that: be provided with first tapered roller bearing (22) and big deep groove ball bearing (26) between kicking block (7) and kicking block axle (17), the cooperation between first tapered roller bearing (22) and big deep groove ball bearing (26) and kicking block axle (17) and kicking block (7) is interference fit.

4. The cylindrical part machining tool according to claim 1, characterized in that: be provided with second tapered roller bearing (30) and little deep groove ball bearing (23) between chuck transition dish (10) and chuck axis of rotation (18), cooperation between second tapered roller bearing (30) and little deep groove ball bearing (23) and chuck axis of rotation (18) and chuck transition dish (10) is interference fit.

5. The cylindrical part machining tool according to claim 1, characterized in that: the fixing base plate is characterized in that a plurality of base plate positioning holes (25) are formed in the fixing base plate (1), positioning pins (29) are arranged at the bottoms of the cushion blocks (2), and the positioning pins (29) at the bottoms of the cushion blocks (2) are inserted into the base plate positioning holes (25) to limit the cushion blocks (2) on the fixing base plate (1).

6. The cylindrical part machining tool according to claim 5, characterized in that: and the top of the cushion block (2) is provided with a cushion block positioning hole (28) corresponding to the positioning pin (29).

7. The cylindrical part machining tool according to claim 1, characterized in that: chuck locating plate loose axle (20) terminal surface is provided with dog (14), it is equipped with spring (13) still to overlap on chuck locating plate loose axle (20), tight chuck locating plate (12) in spring (13) one end top, and the other end top is tight dog (14).

8. The cylindrical part machining tool according to claim 1, characterized in that: and a pulling handle (15) is arranged on the chuck positioning plate (12).

9. The cylindrical part machining tool according to claim 1, characterized in that: the end part of the T-shaped groove (8) of the movable bottom plate (16) is provided with a square through hole (27).