CN213410176U

CN213410176U - Spring cutting device

Info

Publication number: CN213410176U
Application number: CN202022342404.2U
Authority: CN
Inventors: 张夕龙; 郭思婧
Original assignee: Jiangsu Changhong Spring Technology Co ltd
Current assignee: Jiangsu Changhong Spring Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-11
Anticipated expiration: 2030-10-20

Abstract

A spring shut-off device comprising: the top end of the bracket is provided with an electric cylinder, one end of a piston rod matched with the electric cylinder is connected with an assembling seat, and a tool apron is installed on the assembling seat in an inserting manner; the lower part of the movable base is paved with a slide rail and is connected with the bracket through the slide rail, and one side of the bracket is provided with a telescopic cylinder for driving the movable base to slide on the slide rail; the tool apron is designed below the assembling seat, the use of other fixed parts such as screws and the like is avoided by adopting a plug-in mounting mode, and the whole tool apron can be flexibly disassembled and assembled and is convenient to polish and replace; a positioning assembly is designed on the bracket, and the pitch of the spring is changed by stirring the positioning plate and the movable plate, so that the positioning treatment of the spring is completed, and the cutter holder is ensured to smoothly complete the cutting-off treatment of the spring; through the design of the movable base, the movable base is driven to move through the telescopic cylinder, so that the position of the spring is changed, and the cutting-off position of the spring is ensured to correspond to the knife edge position of the knife rest.

Description

Spring cutting device

Technical Field

The utility model belongs to the technical field of the spring processing, specifically a spring cutting device.

Background

The process flow of the spiral spring is a process of changing a spring material into a finished spring and sequentially flowing through each procedure; the process rules of the spiral spring are different because the spring material, the spring type and the processing method are different; however, their basic process flow is: coiling a spring, performing heat treatment, processing an end part and performing surface treatment; there is also a cutting process for the spring for the processing of the spring.

The current needs to use the cutting off blade holder when cutting off the spring, can appear following problem in specific course of working: firstly, the tool apron is usually fixed by screws, so that the problem of inconvenient disassembly and assembly is easy to occur; secondly, if the pitch of the spring to be machined is zero, the tool apron is not easily aligned with the selected position on the surface of the spring to be machined accurately during cutting operation, so that an error is generated during machining.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a spring cutting device.

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

a spring shut-off device comprising:

the top end of the bracket is provided with an electric cylinder, one end of a piston rod matched with the electric cylinder is connected with an assembling seat, and a tool apron is installed on the assembling seat in an inserting manner;

the lower part of the movable base is paved with a slide rail and is connected with a bracket through the slide rail, and one side of the bracket is provided with a telescopic cylinder for driving the movable base to slide on the slide rail; and

and the positioning assembly comprises a frame body fixedly mounted on the surface of the movable base, a positioning plate and a movable plate assembled between the frame bodies, and the positioning plate and the movable plate can be inserted to a position between corresponding points of two adjacent teeth on the spring to be processed in a use state.

Preferably, on the same plane, the electric cylinder and the telescopic cylinder are distributed in a cross manner, and the two cylinders are the same in type.

Preferably, a plurality of clamping grooves which are uniformly distributed are formed in the lower surface of the assembling seat, the cross sections of the clamping grooves can be isosceles trapezoids, and one end of the cutter holder can be inserted into the corresponding clamping groove.

Preferably, the cross-section of the frame body is concave, a spring to be processed is placed in an area between the inner walls of the frame body, a sliding rod is arranged on one side of the inner wall of the frame body, a groove body is formed in the other side of the inner wall of the frame body, and a buckle capable of fixing the positions of the positioning plate and the movable plate is assembled in the groove body.

Preferably, one end of the positioning plate is sleeved on the surface of the sliding rod, and a torsion spring is assembled at the position of the connecting end of the surface of the positioning plate and the sliding rod.

Preferably, the top of fly leaf one side suit has the slide bar surface, and the middle part welding of opposite side has the body of rod No. one, rotatable body of rod No. two is installed to support body inner wall one side, and the body of rod No. two is the spiral transmission with the body of rod No. one and is connected.

Compared with the prior art, the utility model provides a spring cutting device has following beneficial effect:

firstly, a tool apron is designed below an assembly seat, a plug-in mounting mode is adopted, other fixed parts such as screws are avoided, and the whole tool apron can be flexibly disassembled and assembled, so that polishing and replacement are facilitated;

secondly, a positioning assembly is designed on the bracket, and the pitch of the spring is changed by stirring the positioning plate and the movable plate, so that the positioning treatment of the spring is completed, and the cutter holder is ensured to smoothly complete the cutting-off treatment of the spring;

thirdly, by designing a movable base and driving the movable base to move through a telescopic cylinder, the position of the spring is changed, and the cutting-off position of the spring is ensured to correspond to the knife edge position of the knife rest;

simultaneously still combine to use two sets of body of rod, utilize screw thread transmission's mode can change the interval between locating plate and the fly leaf, provide sufficient space for subsequent operation of cutting off.

Drawings

Fig. 1 is an overall structure front view of the present invention;

fig. 2 is a side view of the overall structure of the present invention;

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

fig. 4 is an enlarged view of the partial structure a of fig. 2 according to the present invention.

Reference numerals: 1. a support; 2. an electric cylinder; 3. assembling a seat; 31. a card slot; 4. a tool apron; 5. a movable base; 6. a telescopic cylinder; 7. a frame body; 71. positioning a plate; 72. a movable plate; 8. a first rod body; 9. a second rod body; 10. a slide bar.

Detailed Description

The following further describes a specific embodiment of a spring cutting device according to the present invention with reference to fig. 1. The present invention is not limited to the description of the following embodiments.

This embodiment provides a concrete structure of a spring cut-off device, as shown in fig. 1 to 4, which includes:

the top end of the bracket 1 is provided with an electric cylinder 2, one end of a piston rod matched with the electric cylinder 2 is connected with an assembling seat 3, and a cutter holder 4 is installed on the assembling seat 3 in an inserted mode;

a sliding rail is laid below the movable base 5 and is connected with the support 1 through the sliding rail, and a telescopic cylinder 6 for driving the movable base 5 to slide on the sliding rail is installed on one side of the support 1; and

and a positioning assembly comprising a frame body 7 fixedly mounted on the surface of the movable base 5, a positioning plate 71 and a movable plate 72 assembled between the frame bodies 7, wherein the positioning plate 71 and the movable plate 72 can be inserted into a position between corresponding points of two adjacent teeth on the spring to be processed in a use state.

As shown in fig. 1 and 2, on the same plane, the electric cylinder 2 and the telescopic cylinder 6 are distributed in a cross shape, and the two cylinders are of the same type.

As shown in fig. 2, a plurality of clamping grooves 31 are uniformly distributed on the lower surface of the assembly seat 3, the cross section of each clamping groove 31 can be in an isosceles trapezoid shape, and one end of each tool apron 4 can be inserted into the corresponding clamping groove 31; the cross section of the clamping groove 31 can be triangular or other irregular shapes for positioning the tool holder 4.

Above-mentioned at 3 below design blade holders 4 of assembly seat, its mode that adopts the cartridge avoids using other fixed part such as screws, and nimble dismouting processing can be carried out to whole blade holder 4, is convenient for polish and change.

As shown in fig. 2-4, the section of the frame body 7 is concave, the spring to be processed is placed in the area between the inner walls of the frame body 7, one side of the inner wall of the frame body 7 is provided with a slide bar 10, the other side is provided with a groove body, and a buckle capable of fixing the positions of the positioning plate 71 and the movable plate 72 is assembled in the groove body.

The positioning assembly is designed on the bracket 1, and the positioning plate 71 and the movable plate 72 are shifted to change the thread pitch of the spring, so that the positioning treatment of the spring is completed, and the cutting treatment of the spring by the tool apron 4 can be smoothly completed.

As shown in fig. 2-4, one end of the positioning plate 71 is sleeved on the surface of the slide rod 10, and a torsion spring is assembled at the position of the connecting end of the surface of the positioning plate 71 and the slide rod 10; when in use, the positioning plate 71 and the movable plate 72 can be rotated, so that the two plate bodies rotate by taking the slide rod 10 as a rotation center, and the buckle is clamped at one side of the plate body opposite to the slide rod 10, so as to ensure that the plate bodies are always positioned in the frame body 7;

meanwhile, the buckle at the position can also play a role in positioning the movable plate 72 of the plate body.

As shown in fig. 3 and 4, the top end of one side of the movable plate 72 is sleeved on the surface of the slide bar 10, the middle part of the other side is welded with the first rod body 8, the second rod body 9 which can rotate is installed on one side of the inner wall of the frame body 7, and the second rod body 9 is in spiral transmission connection with the first rod body 8.

The movable base 5 is designed, the movable base 5 is driven to move through the telescopic cylinder 6, so that the position of the spring is changed, and the cutting-off position of the spring is ensured to correspond to the knife edge position of the knife rest 4;

meanwhile, two sets of rod bodies are combined for use, the distance between the positioning plate 71 and the movable plate 72 can be changed by utilizing a thread transmission mode, and sufficient space is provided for subsequent cutting-off operation.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A spring shut-off device, comprising:

the device comprises a support (1), an electric cylinder (2) is installed at the top end of the support, an assembling seat (3) is connected to one end of a piston rod matched with the electric cylinder (2), and a cutter holder (4) is installed on the assembling seat (3) in an inserted mode;

a sliding rail is laid below the movable base (5) and is connected with the support (1) through the sliding rail, and a telescopic cylinder (6) for driving the movable base (5) to slide on the sliding rail is installed on one side of the support (1); and

the positioning assembly comprises a frame body (7) fixedly mounted on the surface of the movable base (5), a positioning plate (71) and a movable plate (72) assembled between the frame body (7), and the positioning plate (71) and the movable plate (72) can be inserted to a position between corresponding points of two adjacent teeth on the spring to be processed in a use state.

2. A spring shut off device as defined in claim 1, wherein: on the same plane, the electric cylinder (2) and the telescopic cylinder (6) are distributed in a cross shape, and the two cylinders are the same in type.

3. A spring shut off device as defined in claim 1, wherein: a plurality of clamping grooves (31) which are uniformly distributed are formed in the lower surface of the assembling seat (3), the cross sections of the clamping grooves (31) can be isosceles trapezoids, and one end of the cutter holder (4) can be inserted into the corresponding clamping grooves (31).

4. A spring shut off device as defined in claim 1, wherein: the cross-section of support body (7) is "concave" shape, and the spring of treating the processing is placed in the region between support body (7) inner wall, one side of support body (7) inner wall is provided with slide bar (10), and the cell body has been seted up to the opposite side to the buckle that can fix locating plate (71) and fly leaf (72) position is assembled in the cell body.

5. A spring shut off device as defined in claim 1, wherein: one end of the positioning plate (71) is sleeved on the surface of the sliding rod (10), and a torsion spring is assembled at the position of the connecting end of the surface of the positioning plate (71) and the sliding rod (10).

6. A spring shut off device as defined in claim 1, wherein: the top of fly leaf (72) one side suit is to slide bar (10) surface, and the middle part welding of opposite side has the body of rod (8) No. one, rotatable No. two bodies of rod (9) are installed to support body (7) inner wall one side, and No. two bodies of rod (9) are spiral transmission with a body of rod (8) and are connected.