CN217452998U

CN217452998U - Special clamp for machining upper die of bending machine

Info

Publication number: CN217452998U
Application number: CN202221108966.3U
Authority: CN
Inventors: 王长福; 陈生松; 孙宪华; 濮传章
Original assignee: ANHUI LIANMENG MOULD INDUSTRIAL CO LTD
Current assignee: ANHUI LIANMENG MOULD INDUSTRIAL CO LTD
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-09-20
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses an mould processing special fixture on bender belongs to mould processing technology field, including the anchor clamps body, the anchor clamps body includes the base, is located the support of base upper end both sides to and set up the adjustment mechanism between two supports, adjustment mechanism is including running through the rotation bridgeplate that sets up between two supports to and install the clamping unit on rotating the bridgeplate, clamping unit includes equidistant a plurality of fixing bases that set up on rotating the bridgeplate, and the locating piece that sets up with the relative cooperation of fixing base, fixing base upper end middle part is run through and is installed the lead screw, and one side that the fixing base is close to rotating the bridgeplate is equipped with and presss from both sides tight piece, lead screw one end and the tight butt of clamp. The utility model discloses a set up adjustment mechanism for install the machined surface that goes up the mould in rotating bridge plate clamp position and be in relative horizontally machined position, can guarantee to adapt to when not needing to change the milling machine structure and mill the machined surface that the bender used the different angles of mould.

Description

Special clamp for machining upper die of bending machine

Technical Field

The utility model belongs to the technical field of the mould processing, concretely relates to mould processing special fixture on bender.

Background

The milling operation is a common processing technique for die processing, and mainly mills a steel blank into a shape and a size required by a die. For processing the upper die of the bending machine with different-angle inclined planes, the upper die of the bending machine is fixed by manpower or clamping tools in the traditional method, but because the angles of the milling processing surfaces are various, the method for fixing the upper die by manual clamping easily causes larger processing errors, and in order to meet the bending requirements of different products, the shape and the size of the upper die of the bending machine also need to be changed along with the change, so that the bending machine can correspond to the clamping tools with different angles and sizes.

Through retrieval, a patent document with the application number of 201420812157.X and the name of a planer machining clamping tool for an upper die of a bending machine discloses: the clamp comprises a base, a hydraulic cylinder, a baffle, a first positioning block and a second positioning block, wherein the first positioning block and the second positioning block are fixedly connected to the outer side of the base; the hydraulic cylinder that sets up links firmly on the base through the bolt, and the flexible direction of pneumatic cylinder is unanimous with guide rail length direction, and the piston rod of pneumatic cylinder is connected with the sleeve on the baffle. The utility model discloses a through adopting pneumatic cylinder and slidable baffle complex clamping mode to replace manual clamping, easy operation, the clamping is firm, has improved processingquality and machining efficiency greatly, required milling face angle when nevertheless this centre gripping frock is unsatisfied to process different benders, and the suitability is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a technical scheme, the utility model discloses an mould processing special fixture on bender can adjust the angle that the mould required milling process face was gone up to the bender to make the mould wait to process the angle inclined plane and be in relative horizontality, realize high-efficient milling under the prerequisite that does not change the milling machine structure.

The fixture comprises a fixture body, the fixture body comprises a base, supports located on two sides of the upper end of the base and an adjusting mechanism arranged between the two supports, the adjusting mechanism comprises a rotating bridge plate arranged between the two supports in a penetrating mode and clamping units arranged on the rotating bridge plate, the clamping units comprise a plurality of fixing seats arranged on the rotating bridge plate at equal intervals and positioning blocks arranged in a relative matching mode with the fixing seats, a screw rod is installed in the middle of the upper end of the fixing seat in a penetrating mode, clamping blocks are arranged on one side, close to the rotating bridge plate, of the fixing seat, the clamping blocks are matched with the fixing seats, and one end of the screw rod is abutted to the clamping blocks.

Furthermore, the side of the upper part of the support is provided with an opening-closing hoop type round hole, the upper end of the horizontal section of the opening-closing hoop type round hole penetrates through the top of the support to be provided with a through hole, and the lower end of the horizontal section of the opening-closing hoop type round hole is correspondingly provided with a connecting hole matched with the through hole.

Furthermore, the two ends of the rotating bridge plate are cylindrical structures matched with the opening and closing hoop type round holes, and the end part of the cylindrical structure located in one opening and closing hoop type round hole is connected with an adjusting roller. The angle adjustment is realized through rotating the adjusting roller, and the device is simple and efficient.

Furthermore, the adjusting roller is sleeved with a dial, and the dial is attached to the end face of the cylindrical structure. The adjusting roller is matched with the dial, and the milling angle of the required processing surface can be flexibly adjusted, so that the milling requirements of different-angle inclined planes of various upper molds are met, the operation is simple, and the milling efficiency is effectively improved.

Furthermore, one side of the upper end of the fixing seat, which is close to the rotating bridge plate, is of a T-shaped structure, and the clamping block is connected with the T-shaped structure at the upper end of the fixing seat in a splicing manner. The connection strength between the fixed seat and the clamping block is improved, and the smooth proceeding of the clamping work is ensured.

Furthermore, the clamping block and the fixed seat are fixedly connected through a tension spring.

Furthermore, the base is fixedly connected with the support through the locking screw, the locking effect is obvious, 50% of screwing-in torque can be reduced, the installation and operation are simpler, and the working efficiency is effectively improved.

Furthermore, the positioning block is fixedly arranged on the rotating bridge plate through a locking screw.

Compared with the prior art, the utility model discloses can obtain following technological effect:

the utility model has the advantages that the adjusting mechanism consisting of the rotating bridge plate and the tightening unit is arranged, so that the processing surface of the upper die arranged in the clamping position of the rotating bridge plate is in a relatively horizontal processing position, and the processing surfaces of the upper die for the milling and bending machine with different angles can be adapted without changing the structure of the milling machine; and set up the regulating roller and establish the calibrated scale on the regulating roller through the cylindric structure at rotation bridge plate both ends, can realize the quick adjustment and go up the mould machined surface angle, effectively improve milling process work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 side view of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a schematic structural view of the support in the present invention;

fig. 5 is a schematic structural view of the middle rotating bridge plate of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all 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 application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Examples

As shown in fig. 1-5, a special clamp for processing an upper die of a bending machine comprises a clamp body consisting of a base 1, two supports 2 and an adjusting mechanism; the two supports 2 are fixedly arranged on two sides of the upper end of the base 1, and the supports 2 and the base 1 are connected and fixed through locking screws which penetrate through the bottom of the base 1 and are screwed into the bottom of the supports 2; simultaneously, 2 upper portion sides of two supports have all been seted up and have been opened and shut hoop formula round hole 21, adjustment mechanism sets up between two supports 2 through this hoop formula round hole that opens and shuts, and should open and shut hoop formula round hole 21 horizontal segment upper end run through support 2 tops and seted up through-hole 22, and correspond at the hoop formula round hole 21 horizontal segment lower extreme that opens and shuts and seted up with connecting hole 22 matched with connecting hole, be connected through locking screw between through-hole 22 and the connecting hole, thereby realize opening and shutting the elasticity of hoop formula round hole 21, the installation of the adjustment mechanism of being convenient for is dismantled.

The adjusting mechanism is composed of a rotating bridge plate 3 and a clamping unit, the rotating bridge plate 3 is arranged between the two supports 2 in a penetrating mode, two ends of the rotating bridge plate 3 are of cylindrical structures matched with the opening and closing hoop type circular holes 21, the end part of the cylindrical structure located in one opening and closing hoop type circular hole 21 is connected with an adjusting roller 31, a dial 32 is sleeved on the adjusting roller 31, the dial 32 is attached to the end face of the cylindrical structure, the adjusting roller 31 is arranged in a matched mode with the dial 32, the milling angle of a required processing face can be adjusted flexibly, the milling requirements of inclined faces with different angles of various upper dies are met, operation is simple, and milling efficiency is effectively improved; the clamping unit is arranged on the rotating bridge plate 3 and consists of a plurality of fixed seats 4 which are arranged on the rotating bridge plate 3 at equal intervals and positioning blocks 5 which are arranged in a matching way relative to the fixed seats 4, and the position, which is positioned between the fixed seats 4 and the positioning blocks 5, on the rotating bridge plate 3 is used as a clamping position of an upper die 6 of the bending machine to be processed; one side of the upper end of the fixed seat 4, which is close to the rotating bridge plate 3, is of a T-shaped structure, a screw rod 41 penetrates through the middle part of the upper end of the fixed seat 4, meanwhile, the upper end of one side of the fixed seat 4, which is close to the rotating bridge plate 3, is connected with a clamping block 42, and one end of the screw rod 41 is abutted to the clamping block 42; the clamping block 42 is matched with the T-shaped structure at the upper end of the fixed seat 4 and is spliced with the T-shaped structure at the upper end of the fixed seat 4 to form a part of a clamping unit, so that the smooth operation of clamping is further ensured; a groove is formed in the end part, attached to the fixed seat 4, of the clamping block 42, a tension spring 43 is arranged in the groove, one end of the tension spring 43 is fixedly connected with the inside of the groove, the other end of the tension spring is connected with the fixed seat 4 along with the clamping block 42, the clamping block 42 is fixedly connected with the fixed seat 4 through the tension spring 43, the stability between the fixed seat 4 and the clamping block 42 is further enhanced, a certain fine adjustment space is formed, and the screw rod 41 is matched for working; the positioning blocks 5 are fixedly mounted on the rotating bridge plate 3 through locking screws, and are arranged in one-to-one correspondence with the plurality of fixing seats 4, and the whole body formed by the screw rods 41 and the clamping blocks 42 arranged on the fixing seats 4.

The working principle is as follows: firstly, assembling clamp bodies in sequence, then placing an upper die 6 of a bending machine to be processed on a clamping position of a rotating bridge plate 3, enabling a surface to be processed to be upward, and clamping the upper die 6 of the bending machine by a clamping block 42 and a positioning block 5, wherein at the moment, an included angle between the surface to be processed of the upper die 6 of the bending machine and a supporting surface of the clamping position is alpha; then, loosening the locking screws in the through holes 22 on the support 2, rotating the rotating bridge plate 3 by an angle alpha, reading the angle value by means of the dial on the end surface of the rotating bridge plate 3, enabling the surface to be processed of the upper die 6 of the bending machine to be parallel to the plane of the milling machine workbench, and then locking the locking screws in the through holes 22; after milling is finished, the locking screw in the through hole 22 is loosened, the rotating bridge plate 3 is rotated to return to the initial position, the screw rod 41 is rotated again, the screw rod 41 is retreated, the clamping block 42 is pulled to retreat by matching with the tension spring 43, and the upper die 6 of the bending machine can be taken out.

Claims

1. The utility model provides an mould processing special fixture on bender, includes the anchor clamps body, its characterized in that: the clamp body comprises a base (1), supports (2) positioned on two sides of the upper end of the base (1) and an adjusting mechanism arranged between the two supports (2);

adjustment mechanism is including running through rotation bridgeplate (3) that sets up between two supports (2) to and install the tight unit of clamp on rotating bridgeplate (3), the tight unit of clamp includes equidistant a plurality of fixing bases (4) that set up on rotating bridgeplate (3) to and locating piece (5) that set up with fixing base (4) relative cooperation, fixing base (4) upper end middle part is run through and is installed lead screw (41), and one side that fixing base (4) are close to rotation bridgeplate (3) is equipped with and presss from both sides tight piece (42), it cooperatees with fixing base (4) to press from both sides tight piece (42), lead screw (41) one end with press from both sides tight piece (42) butt.

2. The special clamp for processing the upper die of the bending machine according to claim 1, characterized in that: support (2) upper portion side has seted up the hoop formula of opening and shutting round hole (21), support (2) top has been run through to the hoop formula of opening and shutting round hole (21) horizontal segment upper end and has seted up through-hole (22), and the hoop formula of opening and shutting round hole (21) horizontal segment lower extreme correspondence is seted up and is seted up the connecting hole with through-hole (22) matched with.

3. The special fixture for upper die machining of bending machine according to claim 2, characterized in that: the two ends of the rotating bridge plate (3) are cylindrical structures matched with the opening and closing hoop type round holes (21), and the end part of each cylindrical structure located in one opening and closing hoop type round hole (21) is connected with an adjusting roller (31).

4. The special clamp for processing the upper die of the bending machine according to claim 3, characterized in that: adjusting roller (31) are gone up the cover and are equipped with calibrated scale (32), just calibrated scale (32) and cylindric structure terminal surface are laminated mutually.

5. The special clamp for processing the upper die of the bending machine according to claim 1, characterized in that: one side of the upper end of the fixing seat (4) close to the rotating bridge plate (3) is of a T-shaped structure, and the clamping block (42) is connected with the T-shaped structure at the upper end of the fixing seat (4) in a split mode.

6. The special clamp for processing the upper die of the bending machine according to claim 5, wherein: the clamping block (42) and the fixed seat (4) are fixedly connected through a tension spring (43).

7. The special clamp for processing the upper die of the bending machine according to claim 1, characterized in that: the base (1) is fixedly connected with the support (2) through a locking screw.

8. The special clamp for processing the upper die of the bending machine according to claim 1, characterized in that: the positioning block (5) is fixedly arranged on the rotating bridge plate (3) through a locking screw.