CN212944809U

CN212944809U - Bending equipment for valve production

Info

Publication number: CN212944809U
Application number: CN202021524092.0U
Authority: CN
Inventors: 许赛丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-13
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a valve production is with equipment of bending, the on-line screen storage device comprises a base, the inside fixed mounting of base has the fixed bolster, the inside movable mounting of base has buffer spring, buffer spring's top movable mounting has the bed die that extends to the base top, the equal fixed mounting in the left and right sides of bed die has the stopper, the equal movable mounting in the left and right sides of base has the movable rod that extends to the inside of base, stabilizing spring has been cup jointed to the outside of movable rod, one side fixed mounting that the movable rod is close to the bed die has the stabilizing block with the bed die contact, the top fixed mounting of base has the backup pad that is located the bed die back, the positive fixed mounting of backup pad has the fixing base, the top fixed mounting of fixing base has the pneumatic cylinder, the bottom of pneumatic cylinder output is provided with first screw thread. This valve production is with equipment of bending, easy operation, the person of being convenient for uses changes the mould, has effectively increased the efficiency of changing.

Description

Bending equipment for valve production

Technical Field

The utility model relates to a valve production technical field specifically is a valve production is with equipment of bending.

Background

The valves are pipe fittings for opening and closing pipes, controlling flow direction, adjusting and controlling parameters of conveyed media, and can be classified into shut-off valves, check valves, regulating valves and the like according to functions, the valves are control parts in a fluid conveying system, have functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing pressure relief and the like, are used for valves of a fluid control system, and are quite various from the simplest stop valves to various valves used in a very complicated automatic control system, the valves can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and are further classified into cast iron valves, cast steel valves, stainless steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, non-standard customized valves and the like according to the materials, and in the production process of the valve, bending equipment is used for processing.

The existing bending equipment is not only inconvenient for a user to disassemble and assemble a mould when in use, but also has no certain buffer when in bending operation, thereby influencing the service life of the bending equipment and further providing the bending equipment for valve production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve production is with equipment of bending to current the equipment of bending that proposes in solving above-mentioned background art when using, not only the person of not being convenient for carries out the dismouting to the mould, does not have certain buffering yet when bending the operation, has influenced the problem of the life of the equipment of bending.

In order to achieve the above object, the utility model provides a following technical scheme: a bending device for valve production comprises a base, wherein a fixed cushion is fixedly mounted inside the base, a buffer spring is movably mounted inside the base, a lower die extending to the top of the base is movably mounted at the top of the buffer spring, limiting blocks are fixedly mounted on the left side and the right side of the lower die respectively, movable rods extending to the inside of the base are movably mounted on the left side and the right side of the base respectively, a stabilizing spring is sleeved outside the movable rods, a stabilizing block contacting with the lower die is fixedly mounted on one side, close to the lower die, of each movable rod, a supporting plate positioned at the back of the lower die is fixedly mounted at the top of the base, a fixed seat is fixedly mounted on the front of the supporting plate, a hydraulic cylinder is fixedly mounted at the top of the fixed seat, a first threaded column is arranged at the bottom of the output end of the hydraulic cylinder, an upper die, go up the top fixed mounting of mould and have second screw thread post, the inside movable mounting of fixing base has the connecting rod that is located second screw thread post top, the output and the first screw thread post of connecting rod and second screw thread post and pneumatic cylinder are all connected through fixed cover, the reset spring that is located the fixing base top has been cup jointed to the outside of connecting rod, the top fixed mounting of connecting rod has the limiting plate that is located the reset spring top.

Preferably, the number of the buffer springs is four, the four buffer springs are uniformly distributed at four corners of the bottom of the lower die, and spring guide columns extending to the inside of the buffer springs are fixedly mounted inside the base and at the bottom of the lower die.

Preferably, the number of the stabilizing blocks is not less than four, the stabilizing blocks are positioned at the tops of the limiting blocks, and a chamfer is formed in one side, close to the lower die, of each stabilizing block.

Preferably, the output end of the hydraulic cylinder and the lower end of the connecting rod are both provided with external threads, the external threads at the output end of the hydraulic cylinder are the same as the first threaded column, and the external threads at the lower end of the connecting rod are the same as the second threaded column.

Preferably, the inner thread is formed in the fixed sleeve and is respectively matched with the first threaded column and the second threaded column.

Preferably, the number of the connecting rods is four, and the four connecting rods are uniformly distributed above the upper die.

Compared with the prior art, the beneficial effects of the utility model are that: the bending equipment for valve production can drive the stabilizing block to move by pulling the movable rod towards one side far away from the base, when the stabilizing block leaves the top of the limiting block, the lower die can be taken down by moving the lower die upwards, the fixing sleeve can be moved upwards by rotating the fixing sleeve under the action of the internal thread and the external thread, so that the fixing sleeve leaves the first thread column and the second thread column respectively, then the upper die plate can be taken down, otherwise, the bending equipment can be installed, the operation is simple, a user can replace the die conveniently, the replacement efficiency is effectively increased, a processed workpiece is placed on the top of the lower die, then the hydraulic cylinder is started to drive the upper die to move downwards to bend the workpiece, and in the pressing process, the pressing impact force can be effectively relieved through the buffer spring, so that the impact force generated in the bending process is reduced, the service life of the bending equipment is prolonged.

Drawings

Fig. 1 is a schematic structural view of a bending apparatus for valve production according to the present invention;

fig. 2 is the utility model discloses a valve production is with equipment of bending A department's structure enlarged schematic diagram.

In the figure: 1-a base; 2-fixing the pad; 3-a buffer spring; 4-lower mould; 5-a limiting block; 6-a movable rod; 7-a stabilizing spring; 8-a stabilizing block; 9-a support plate; 10-a fixed seat; 11-a hydraulic cylinder; 12-a first threaded post; 13-upper mould; 14-a second threaded post; 15-a connecting rod; 16-a fixation sleeve; 17-a return spring; and 18-limiting plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides an embodiment: a bending device for valve production comprises a base 1, a fixed cushion 2 is fixedly installed inside the base 1, buffer springs 3 are movably installed inside the base 1, a lower die 4 extending to the top of the base 1 is movably installed at the top of each buffer spring 3, the number of the buffer springs 3 is four, the four buffer springs 3 are uniformly distributed at four corners of the bottom of the lower die 4, spring guide posts extending into the buffer springs 3 are fixedly installed inside the base 1 and the bottom of the lower die 4, limiting blocks 5 are fixedly installed on the left side and the right side of the lower die 4, movable rods 6 extending into the base 1 are movably installed on the left side and the right side of the base 1, stabilizing springs 7 are sleeved outside the movable rods 6, stabilizing blocks 8 contacting with the lower die 4 are fixedly installed on one side, close to the lower die 4, of each movable rod 6, the number of the stabilizing blocks 8 is not less than four, the stabilizing blocks 8 are located at the tops of the limiting blocks, one side of the stabilizing block 8, which is close to the lower die 4, is provided with a chamfer, the top of the base 1 is fixedly provided with a supporting plate 9 positioned at the back of the lower die 4, the front of the supporting plate 9 is fixedly provided with a fixed seat 10, the top of the fixed seat 10 is fixedly provided with a hydraulic cylinder 11, the model of the hydraulic cylinder 11 can be HSGL-01, the bottom of the output end of the hydraulic cylinder 11 is provided with a first threaded column 12, the bottom of the first threaded column 12 is fixedly provided with an upper die 13, the top of the upper die 13 is fixedly provided with a second threaded column 14, the inside of the fixed seat 10 is movably provided with a connecting rod 15 positioned at the top of the second threaded column 14, the number of the connecting rods 15 is four, the four connecting rods 15 are uniformly distributed above the upper die 13, the output end of the hydraulic cylinder 11 and the lower end of the connecting rod 15 are both provided with external threads, the output ends of the connecting rod 15 and the second threaded column 14 and the hydraulic cylinder 11 are connected with the first threaded column 12 through a fixing sleeve 16, an internal thread is formed inside the fixing sleeve 16 and is respectively matched with the first threaded column 12 and the second threaded column 14, a return spring 17 positioned at the top of the fixing seat 10 is sleeved outside the connecting rod 15, a limiting plate 18 positioned at the top of the return spring 17 is fixedly installed at the top of the connecting rod 15, the bending equipment for valve production can drive the stabilizing block 8 to move by pulling the movable rod 6 towards one side far away from the base 1, after the stabilizing block 8 leaves the top of the limiting block 5, the lower die 4 can be taken down by moving the lower die 4 upwards, and by rotating the fixing sleeve 16, the fixing sleeve 16 can be moved upwards under the action of the internal thread and the external thread, so that the fixing sleeve 16 leaves the first threaded column 12 and the second threaded column 14 respectively, then can take off cope match-plate pattern 13, otherwise can install, the operation is simple, convenient to use person changes the mould, the efficiency of change has effectively been increased, place the work piece of being processed in the top of bed die 4, then start pneumatic cylinder 11 and can drive the mould 13 and move down and bend the work piece, and at the in-process that pushes down, can effectively alleviate the impact force of pushing down through buffer spring 3, thereby reduce the impact force that the in-process produced of bending, the life of the equipment of should bending has been increased.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A bending device for valve production comprises a base (1) and is characterized in that a fixing pad (2) is fixedly mounted inside the base (1), a buffer spring (3) is movably mounted inside the base (1), a lower die (4) extending to the top of the base (1) is movably mounted at the top of the buffer spring (3), limiting blocks (5) are fixedly mounted on the left side and the right side of the lower die (4), movable rods (6) extending to the inside of the base (1) are movably mounted on the left side and the right side of the base (1), stabilizing springs (7) are sleeved outside the movable rods (6), a stabilizing block (8) contacting with the lower die (4) is fixedly mounted on one side, close to the lower die (4), of each movable rod (6), a supporting plate (9) located at the back of the lower die (4) is fixedly mounted at the top of the base (1), a fixed seat (10) is fixedly arranged on the front surface of the supporting plate (9), a hydraulic cylinder (11) is fixedly arranged on the top of the fixed seat (10), a first threaded column (12) is arranged at the bottom of the output end of the hydraulic cylinder (11), an upper die (13) is fixedly arranged at the bottom of the first threaded column (12), a second threaded column (14) is fixedly arranged at the top of the upper die (13), a connecting rod (15) positioned at the top of the second threaded column (14) is movably arranged in the fixed seat (10), the connecting rod (15) is connected with the second threaded column (14) and the output end of the hydraulic cylinder (11) is connected with the first threaded column (12) through a fixing sleeve (16), a return spring (17) positioned at the top of the fixed seat (10) is sleeved outside the connecting rod (15), and a limiting plate (18) positioned at the top of the return spring (17) is fixedly arranged at the top of the connecting rod (15).

2. The bending equipment for valve production according to claim 1, wherein the bending equipment comprises: the number of the buffer springs (3) is four, the buffer springs (3) are uniformly distributed at four corners of the bottom of the lower die (4), and spring guide columns extending to the interior of the buffer springs (3) are fixedly mounted in the base (1) and the bottom of the lower die (4).

3. The bending equipment for valve production according to claim 1, wherein the bending equipment comprises: the number of the stabilizing blocks (8) is not less than four, the stabilizing blocks (8) are located at the tops of the limiting blocks (5), and a chamfer is formed in one side, close to the lower die (4), of each stabilizing block (8).

4. The bending equipment for valve production according to claim 1, wherein the bending equipment comprises: the output of pneumatic cylinder (11) and the lower extreme of connecting rod (15) have all been seted up the external screw thread, and the external screw thread of pneumatic cylinder (11) output is the same with first screw thread post (12), and the external screw thread of connecting rod (15) lower extreme is the same with second screw thread post (14).

5. The bending equipment for valve production according to claim 1, wherein the bending equipment comprises: the inner part of the fixed sleeve (16) is provided with an internal thread which is respectively matched with the first threaded column (12) and the second threaded column (14).

6. The bending equipment for valve production according to claim 1, wherein the bending equipment comprises: the number of the connecting rods (15) is four, and the connecting rods (15) are uniformly distributed above the upper die (13).