CN214977250U

CN214977250U - Safety arrangement for machining

Info

Publication number: CN214977250U
Application number: CN202120106434.5U
Authority: CN
Inventors: 马露; 张凤槐
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-12-03
Anticipated expiration: 2031-01-14

Abstract

The utility model relates to the technical field of machining, in particular to a safety protection device for machining, which comprises a workbench, a central fixedly connected backboard at the back of the top of the workbench, a hydraulic cylinder fixedly connected at the center of the bottom of the backboard, a punching block fixedly connected at the bottom of an output shaft of the hydraulic cylinder, a fixed box fixedly connected at the center of the top of the workbench, a cavity arranged at the center near the top inside the workbench, a right-side fixedly connected chassis at the bottom of the workbench near the center, a motor arranged at the center of the bottom of the inner wall of the chassis, a motor output shaft top passing through the bottom of the inner wall of the cavity and fixedly connected with a first bevel gear, a double-head positive and negative lead screw rotatably connected between the centers at the left side and the right side of the inner wall of the cavity, and clamping blocks in threaded connection with the surface of the double-head positive and negative lead screw, the utility model can improve the safety of operation, and ensure the personal safety of operators, the service life of the protective cover can be prolonged.

Description

Safety arrangement for machining

Technical Field

The utility model relates to a machining technical field specifically is a safety arrangement for machining.

Background

The punching equipment is a long-standing mechanical processing equipment in the mechanical processing industry, the punching equipment is a so-called press machine, and is a large-scale special equipment for pressing containers, because the structure is simple, the production efficiency is high, and the punching equipment is still widely applied in the mechanical processing industry until the rapid development of science and technology, the punching is a forming processing method for applying external force to plates, strips, pipes, profiles and the like by the press machine and a die to cause the external force to generate plastic deformation or separation, so as to obtain workpieces (punched parts) with required shapes and sizes, however, in the production process of punching, because a metal punch head moves downwards towards a workbench at high speed, the parts to be processed on the workbench are punched by huge kinetic energy, if the parts to be processed are placed at an inclined position in the production process of punching, the stress is not uniform at the moment of punching stress, the machined parts fly out of the workbench, and some machined parts are broken and broken after being stamped, so that the broken parts easily fly out to accidentally injure operators and have certain potential safety hazards, and therefore a safety protection device for machining needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a safety arrangement for machining possesses can fix the processing part, prevents advantages such as broken part departure accidental injury operating personnel, has solved the processing part and can incline, broken part can the departure accidental injury operating personnel's problem in the stamping process.

The safety protection device for machining comprises a workbench, a back plate is fixedly connected to the center of the back surface of the top of the workbench, a hydraulic cylinder is fixedly connected to the center of the bottom of the back plate, a stamping block is fixedly connected to the bottom of an output shaft of the hydraulic cylinder, a fixing box is fixedly connected to the center of the top of the workbench, a cavity is arranged in the center of the top of the workbench, a right side of the bottom of the workbench is fixedly connected to a machine case, a motor is arranged in the center of the bottom of the inner wall of the machine case, the top of the output shaft of the motor passes through the bottom of the inner wall of the cavity and is fixedly connected with a first bevel gear, a double-head positive and negative lead screw is rotatably connected between the centers of the left side and the right side of the inner wall of the cavity, clamping blocks are in threaded connection with the surface of the double-head positive and negative lead screw, electric telescopic rods are embedded in the centers of the left side and the right side of the top of the workbench, the utility model discloses a workstation, including workstation central authorities, electric telescopic handle output shaft, bracing piece top are connected with electronic pivot, electronic pivot top fixedly connected with safety cover.

The utility model discloses a safety arrangement for machining, wherein the central fixedly connected with second bevel gear on the positive and negative lead screw surface of double-end, first bevel gear and second bevel gear mesh mutually, and this structure setting can make the clamp splice will be pressed from both sides tightly fixedly by the processing part.

The utility model discloses a safety arrangement for machining, wherein the slide rail has all been seted up to the central authorities that the workstation top is close to the fixed box left and right sides, the clamp splice top pass the slide rail top and with slide rail sliding connection, the clamp splice is close to the even fixedly connected with skid proof block in fixed box one side, and this structure sets up, and skid proof block can increase the clamp splice and by the frictional force between the processing part for the clamp splice presss from both sides the fixed effect of being processed the part better.

The utility model discloses a safety arrangement for machining, wherein the spout has all been seted up to the central authorities that the workstation top is close to the left and right sides, the bracing piece top pass the spout top and with spout sliding connection, this structure sets up for the safety cover can cover the punching press piece with by the processing part, can prevent to be some by the processing part by the punching press fracture break out after broken part departure, avoids accidental injury operating personnel's the condition to take place.

The utility model discloses a safety arrangement for machining, wherein the logical groove has all been seted up to the fixed box left and right sides, the width of clamp splice is less than the width that leads to the groove, the central authorities of fixed box and the central authorities of punching press piece are on same vertical line, and this structure setting makes the clamp splice press from both sides the tight fixed effect of being processed the part better, not only can make the effect of punching press better, can also prevent to appear the skew by the processing part and can accidentally injure operating personnel's the condition emergence.

The utility model discloses a safety arrangement for machining, wherein the safety cover has been close to the central authorities on one side of the pneumatic cylinder and has been seted up the square groove, the width in square groove is greater than the width of fixed box, the central authorities that pneumatic cylinder one side was kept away from to the safety cover have seted up the draw-in groove, and the diameter of draw-in groove is greater than the diameter of pneumatic cylinder, fixedly connected with crash pad between the safety cover inner wall, this structure setting, the crash pad plays the effect of protection, buffering impact force to the safety cover, can prolong the life of safety cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a fixed box that the workstation top set up, the first bevel gear that cooperation motor output shaft top set up, the positive and negative lead screw of double-end that the cavity inner wall set up, the grip block and the grip block that the positive and negative lead screw surface of double-end set up are close to the skid proof block that fixed box one side set up, setting through the grip block, before stamping processing operating personnel can make the grip block will be pressed from both sides tightly fixedly by the processing part, prevent to be processed the condition that the part squinted at the in-process of punching press from appearing, the skid proof block who sets up on the grip block, can increase the grip block and by the frictional force between the processing part, make the grip block press from both sides the effect of fixing by the processing part better, not only can make the effect of punching press better, can also prevent to appear squinting by the processing part and can accidentally injure operating personnel's the condition emergence, can improve the security of operation, make operating personnel's personal safety obtain the guarantee.

2. The utility model discloses an electric telescopic handle of the inside setting of workstation, the bracing piece that cooperation electric telescopic handle output shaft set up, the electronic pivot that the bracing piece top set up, the crash pad that sets up between the safety cover that electronic pivot top set up and the safety cover inner wall, setting through the safety cover, make in the in-process of stamping process, the safety cover can cover the punching press piece with by the processing part, can prevent to have some broken parts departure after the part breaks out by the punching press appearance fracture, avoid accidental injury operating personnel's the condition to take place, can protect operating personnel, prevent that operating personnel is injured in the operation, can guarantee operating personnel's safety, the setting of crash pad makes behind broken part departure collision safety cover, the crash pad plays the protection to the safety cover, the effect of buffering impact force, can prolong the life of safety cover.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the overall front structure of the present invention;

fig. 3 is a schematic view of the overlooking structure of the workbench, the protective cover, the fixing box and the crash pad.

In the figure: 1. a work table; 2. a back plate; 3. a hydraulic cylinder; 4. stamping the blocks; 5. a fixing box; 6. a cavity; 7. a chassis; 8. a motor; 9. a first bevel gear; 10. a double-end positive and negative screw rod; 11. a second bevel gear; 12. a clamping block; 13. an electric telescopic rod; 14. a support bar; 15. a chute; 16. an electric rotating shaft; 17. a protective cover; 18. a square groove; 19. an anti-collision cushion.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the safety protection device for machining of the present invention comprises a worktable 1, a backboard 2 fixedly connected to the center of the back of the top of the worktable 1, a hydraulic cylinder 3 fixedly connected to the center of the bottom of the backboard 2, a punching block 4 fixedly connected to the bottom of the output shaft of the hydraulic cylinder 3, a fixing box 5 fixedly connected to the center of the top of the worktable 1, a cavity 6 formed in the center of the top of the worktable 1 near the top, a case 7 fixedly connected to the right side of the bottom of the worktable 1 near the center, a motor 8 installed in the center of the bottom of the inner wall of the case 7, a first bevel gear 9 fixedly connected to the top of the output shaft of the motor 8 passing through the bottom of the inner wall of the cavity 6, a double-headed positive and negative lead screw 10 rotatably connected between the centers of the left and right sides of the inner wall of the cavity 6, clamping blocks 12 threadedly connected to the surface of the double headed positive and negative lead screw 10, electric telescopic rods 13 embedded in the center of the worktable 1 near the left and right sides of the top, the output shaft of the electric telescopic rod 13 is close to one side of the center of the workbench 1 and is fixedly connected with a supporting rod 14, the top of the supporting rod 14 is rotatably connected with an electric rotating shaft 16, and the top of the electric rotating shaft 16 is fixedly connected with a protective cover 17.

The center of the surface of the double-head positive and negative screw rod 10 is fixedly connected with a second bevel gear 11, the first bevel gear 9 is meshed with the second bevel gear 11, and the structure is arranged, so that the clamping block 12 can clamp and fix the processed part.

The slide rail has all been seted up near the central authorities of the 5 left and right sides of fixed box at 1 top of workstation, and the sliding rail top is passed and slide rail sliding connection is with the clamp splice 12 top, and clamp splice 12 is close to the even fixedly connected with skid proof block in 5 one side of fixed box, and this structure sets up, and skid proof block can increase clamp splice 12 and by the frictional force between the processing part for the clamp splice 12 presss from both sides the effect of tightly fixing by the processing part better.

The top of the workbench 1 is close to the center of the left side and the right side, the sliding grooves 15 are formed in the middle of the top of the workbench, the top of the supporting rod 14 penetrates through the top of the sliding grooves 15 and is in sliding connection with the sliding grooves 15, the structure is arranged, the protective cover 17 can cover the stamping block 4 and the machined part, the machined part can be prevented from being broken and broken after being stamped, the part can fly out, and the situation that operators are accidentally injured is avoided.

Logical groove has all been seted up to the 5 left and right sides of fixed box, and the width of clamp splice 12 is less than the width that leads to the groove, and the central authorities of fixed box 5 and the central authorities of punching press piece 4 are on same vertical line, and this structure setting makes clamp splice 12 press from both sides the tight fixed effect of being processed the part better, not only can make the effect of punching press better, can also prevent to appear the skew by the processing part and can accidentally injure operating personnel's the condition emergence.

The square groove 18 has been seted up near the central authorities of pneumatic cylinder 3 one side to safety cover 17, the width of square groove 18 is greater than the width of fixed box 5, the central authorities that pneumatic cylinder 3 one side was kept away from to safety cover 17 have seted up the draw-in groove, the diameter of draw-in groove is greater than the diameter of pneumatic cylinder 3, fixedly connected with crash pad 19 between the safety cover 17 inner wall, this structure sets up, crash pad 19 plays the protection to safety cover 17, the effect of buffering impact force, can prolong safety cover 17's life.

When using the utility model discloses the time: when an operator operates, firstly, a part to be processed is placed in the fixed box 5, then the switch of the motor 8 is turned on, the motor 8 works to drive the first bevel gear 9 to rotate, the first bevel gear 9 drives the second bevel gear 11 and the double-end positive and negative screw rod 10 to rotate forwardly, at the moment, the clamping blocks 12 move towards one side close to the fixed box 5, the distance between the two clamping blocks 12 is gradually shortened until the part to be processed is clamped and fixed by the two clamping blocks 12, then the operator turns on the switch of the electric rotating shaft 16, the electric rotating shaft 16 rotates to drive the protective cover 17 to be vertically placed from horizontal placement, one side of the protective cover 17 close to the fixed box 5 is attached to the top of the workbench 1, at the moment, the fixed box 5 is positioned between the two protective covers 17, then the operator turns on the switch of the electric telescopic rod 13, so that the output shaft of the electric telescopic rod 13 extends, and the protective cover 17 moves towards one side close to the fixed box 5, until the two protection covers 17 are attached to one side of the fixed box 5, the fixed box 5 and the hydraulic cylinder 3 are covered by the protection covers 17 at the moment, then the hydraulic cylinder 3 is opened and closed by an operator, the stamping block 4 moves downwards, the processed part is processed, after the processed part is stamped, when the situation of fracture and breakage occurs, the broken part flies out and impacts on the anti-collision pad 19, and the anti-collision pad 19 buffers the impact force of the broken part.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a safety arrangement for machining, includes workstation (1), its characterized in that: the center of the back of the top of the workbench (1) is fixedly connected with a back plate (2), the center of the bottom of the back plate (2) is fixedly connected with a hydraulic cylinder (3), the bottom of an output shaft of the hydraulic cylinder (3) is fixedly connected with a stamping block (4), the center of the top of the workbench (1) is fixedly connected with a fixing box (5), the center of the inner part of the workbench (1) close to the top is provided with a cavity (6), the right side of the bottom of the workbench (1) close to the center is fixedly connected with a case (7), the center of the bottom of the inner wall of the case (7) is provided with a motor (8), the top of an output shaft of the motor (8) penetrates through the bottom of the inner wall of the cavity (6) and is fixedly connected with a first bevel gear (9), a double-head positive and negative screw rod (10) is rotatably connected between the centers of the left side and the right side of the inner wall of the cavity (6), and the double-head positive and negative screw rod (10) is in threaded connection with a clamping block (12), workstation (1) inside central authorities that are close to the top left and right sides all inlay electric telescopic handle (13), electric telescopic handle (13) output shaft is close to workstation (1) central one side fixedly connected with bracing piece (14), bracing piece (14) top is rotated and is connected with electric rotating shaft (16), electric rotating shaft (16) top fixedly connected with safety cover (17).

2. The safety device for machining according to claim 1, wherein: the center of the surface of the double-head positive and negative screw rod (10) is fixedly connected with a second bevel gear (11), and the first bevel gear (9) is meshed with the second bevel gear (11).

3. The safety device for machining according to claim 1, wherein: the utility model discloses a fixed box (5) of workstation (1), including workstation (5), clamping block (12), slide rail, clamping block (12) top, the even fixedly connected with skid proof block in fixed box (5) one side is close to, the slide rail has all been seted up to the central authorities that the workstation (1) top is close to fixed box (5) left and right sides, slide rail top is passed and slide rail sliding connection is with clamping block (12), clamping block (12).

4. The safety device for machining according to claim 1, wherein: the center that workstation (1) top is close to the left and right sides has all seted up spout (15), bracing piece (14) top is passed spout (15) top and is with spout (15) sliding connection.

5. The safety device for machining according to claim 1, wherein: the left side and the right side of the fixed box (5) are both provided with through grooves, the width of the clamping block (12) is smaller than that of the through grooves, and the center of the fixed box (5) and the center of the stamping block (4) are on the same vertical line.

6. The safety device for machining according to claim 1, wherein: the utility model discloses a pneumatic cylinder, including safety cover (17), pneumatic cylinder (3) one side, the central authorities that safety cover (17) are close to have seted up square groove (18), the width of square groove (18) is greater than the width of fixed box (5), the central authorities that pneumatic cylinder (3) one side was kept away from in safety cover (17) have seted up the draw-in groove, and the diameter of draw-in groove is greater than the diameter of pneumatic cylinder (3), fixedly connected with crash pad (19) between safety cover (17) inner wall.