Side protection device for double-point machine tool

Abstract

The utility model discloses a double-point machine tool side face protection device in the field of press machines, which comprises a press machine body, a stamping area is arranged on the front side of the press machine body, protection mechanisms are arranged on the left side and the right side of the press machine body, each protection mechanism comprises two longitudinal guide rails which are arranged at intervals up and down, and the two guide rails are arranged in parallel. A plurality of sliding blocks are arranged on the guide rail at intervals, connecting supports are fixedly connected to the sliding blocks, protective covers are arranged between the connecting supports on the upper side and the lower side, and limiting assemblies corresponding to the protective covers are arranged on the press body. The protective cover can be moved to the foremost side when a machine tool works, and blanking splashing in the punching process is prevented; when not in use, the shield can be moved to the rearmost side or detached.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of press, especially relates to a double-point machine tool side protection device. BACKGROUND

[0002] When the press works, the upper die reciprocates up and down to stamp or stretch the workpiece on the lower die, and a space area is left between the upper die and the lower die for personnel to feed and discharge materials, and after the stamping of the previous workpiece is completed, the operator needs to replace the next workpiece, so the operator needs to feed and discharge the workpiece. In the prior art, there is an open double-point press with photoelectric protection, the patent application number of which is 201820211629.4, and the filing date is February 7, 2018. The structure comprises a press body, the main body of the press body is composed of a main machine, and the top of the front end of the main machine is welded and fixed with a photoelectric protection receiving external machine. The front end of the main machine is in the shape of a "concave character". The open double-point press with photoelectric protection is provided with a photoelectric protection receiving external machine, a photoelectric protection emitting workbench and a rear back photoelectric protection frame. The photoelectric protection receiving external machine receives the infrared rays emitted by the photoelectric protection emitting workbench, and the rays cover the periphery of the work area to form a light curtain. If a person or an object touches the infrared ray light curtain, the operator is protected and foreign matter is prevented from flying into the mechanical interior, the effect of protecting the working area of the mechanical body by using photoelectric protection is achieved, and the protection of all dead angles is achieved.

[0003] However, the manufacturing cost of the open double-point press with photoelectric protection is high, the cost of installing the photoelectric protection mechanism on the press with low automation degree is high, and the non-installation of the protection mechanism will cause the flying of the falling material, threatening the personal safety of the operator. INVENTION CONTENTS

[0004] The utility model aims at providing a double-point machine tool side protection device, the shield can be moved to the most front side when the machine tool works, so as to prevent the flying of the falling material during stamping, and the shield can be moved to the last side or disassembled when not in use, without affecting the maintenance.

[0005] The utility model aims at realizing the following: a double-point machine tool side protection device, comprising a press body, a stamping area is arranged on the front side of the press body, protection mechanisms are arranged on the left and right sides of the press body, the protection mechanism comprises two vertically spaced longitudinal guide rails, the two guide rails are arranged in parallel, a plurality of sliding blocks are arranged on the guide rails at intervals, a connecting bracket is fixedly connected to the sliding block, a shield is arranged between the connecting brackets on the upper and lower sides, and a limiting assembly is arranged on the press body corresponding to the shield.

[0006] The linear bearing is fixed on the press body through screws, the linear bearing sliding block is installed on the linear bearing, the linear bearing sliding block can move forward and backward, the connecting support is connected with the linear bearing sliding block through screws, and the connecting support is connected with the shield through screws; at this time, the shield can move forward and backward, and the two limiting blocks control the shield to move only within the range thereof.

[0007] As a further improvement of the utility model, the guide rail is a linear bearing.

[0008] As a further improvement of the utility model, the sliding block is a linear bearing sliding block, and three sliding blocks are arranged on each guide rail.

[0009] As a further improvement of the utility model, the connecting support comprises a vertical connecting plate one and a horizontal connecting plate two, a triangular reinforcing rib plate is arranged between the connecting plate one and the connecting plate two, the connecting plate one is fixed with the corresponding sliding block through a plurality of screws, a plurality of spacers are arranged on the upper side and the lower side of the shield and correspond to the connecting supports, and the connecting plate two is fixed with the corresponding spacer on one side of the shield through a plurality of screws. The reinforcing rib plate improves the strength of the connecting support, and the connecting support connects the sliding block and the shield.

[0010] As a further improvement of the utility model, the limiting assembly comprises a front limiting block and a rear limiting block which are fixed on the press body at intervals, a baffle is arranged on the middle connecting support and the rear connecting support, the baffle on the rear connecting support is arranged correspondingly to the rear limiting block, and the baffle on the middle connecting support is arranged correspondingly to the front limiting block. The front limiting block and the rear limiting block are oppositely arranged, the baffles are installed on the rear side of the connecting plate one, when the shield is moved forward to the position, the baffle on the middle connecting support is blocked by the front limiting block, and when the shield is moved backward to the position, the baffle on the rear connecting support is blocked by the rear limiting block. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a three-dimensional structure diagram of the utility model.

[0012] Figure 2 It is Figure 1 a partial enlarged view.

[0013] Figure 3 It is Figure 2 an enlarged view of A in the middle.

[0014] Wherein, 1 pressure machine body, 2 stamping area, 3 guide rail, 4 slider, 5 connecting bracket, 5a connecting plate one, 5b connecting plate two, 5c reinforcing rib plate, 6 shield, 7 pad, 8 front limit block, 9 rear limit block, 10 baffle. DETAILED DESCRIPTION

[0015] As Figures 1-3 shown, it is a kind of double-point machine tool side protection device, including pressure machine body 1, the front side of pressure machine body 1 is equipped with stamping area 2, the left and right sides of pressure machine body 1 are all provided with protection mechanism, the protection mechanism includes two upper and lower spaced longitudinal guide rails 3, guide rail 3 is linear bearing;Two guide rails 3 are arranged in parallel, a plurality of sliders 4 are arranged on guide rail 3 with interval, slider 4 is linear bearing slider, three sliders 4 are provided on each guide rail 3;Slider 4 is fixedly connected with connecting bracket 5, shield 6 is arranged between each connecting bracket 5 on the upper and lower sides, limit assembly is arranged on pressure machine body 1 corresponding to shield 6.

[0016] Connecting bracket 5 includes vertical connecting plate one 5a and horizontal connecting plate two 5b, triangular reinforcing rib plate 5c is arranged between connecting plate one 5a and connecting plate two 5b, connecting plate one 5a is fixed to corresponding slider 4 by a plurality of screws, a plurality of pads 7 are arranged on the upper and lower sides of shield 6 corresponding to each connecting bracket 5, connecting plate two 5b is fixed to corresponding pad 7 on one side of shield 6 by a plurality of screws. Reinforcing rib plate 5c improves the strength of connecting bracket 5, connecting bracket 5 connects slider 4 and shield 6.

[0017] The limit assembly includes front limit block 8 and rear limit block 9 fixed on pressure machine body 1 with interval, baffle 10 is arranged on the middle connecting bracket 5 and the rear connecting bracket 5, baffle 10 on the rear connecting bracket 5 is arranged corresponding to rear limit block 9, baffle 10 on the middle connecting bracket 5 is arranged corresponding to front limit block 8. Front limit block 8 and rear limit block 9 are arranged oppositely, baffle 10 is installed on the rear side of connecting plate one 5a, when shield 6 moves to position forward, middle connecting bracket 5 baffle 10 is blocked by front limit block 8, when shield 6 moves to position rearward, rear connecting bracket 5 baffle 10 is blocked by rear limit block 9.

[0018] The linear bearing is fixed on the press body 1 through a screw, the linear bearing sliding block is installed on the linear bearing, the linear bearing sliding block can move forward and backward, the connecting support 5 is connected with the linear bearing sliding block through a screw, and the connecting support 5 is connected with the shield 6 through a screw; at this time, the shield 6 can move forward and backward, and the two limiting blocks control the shield 6 to move only within the range of the front and back thereof. The utility model has the advantages that the shield 6 can be moved to the most front side when the machine tool works, so that material splashing in the stamping process is prevented; the shield 6 can be moved to the last side or be disassembled when not in use, so that the maintenance is not affected; the installation and use cost of the shield 6, the linear bearing and the sliding block is low, the left and right sides of the press body 1 are protected by the shield 6 to protect the stamping area 2, so that material splashing when stamping workpieces is prevented.

[0019] The utility model is not limited to the above-mentioned embodiments, and on the basis of the technical scheme disclosed in the utility model, those skilled in the art can make some replacements and deformations to some technical features in the disclosed technical content without creative labor, and these replacements and deformations are all within the protection scope of the utility model.

Claims

1. A side protection device for a dual-point machine tool, comprising a press body, wherein a stamping area is provided on the front side of the press body, characterized in that, The press body is equipped with protective mechanisms on both the left and right sides. The protective mechanisms include two longitudinal guide rails spaced vertically apart and arranged in parallel. Several sliders are spaced apart on the guide rails, and connecting brackets are fixedly connected to the sliders. Protective covers are provided between the connecting brackets on the upper and lower sides, and limiting components are provided on the press body corresponding to the protective covers.

2. The dual-point machine tool side protection device according to claim 1, characterized in that, The guide rail is a linear bearing.

3. A dual-point machine tool side protection device according to claim 1 or 2, characterized in that, The slider is a linear bearing slider, and three sliders are set on each guide rail.

4. A dual-point machine tool side protection device according to claim 3, characterized in that, The connecting bracket includes a vertical connecting plate one and a horizontal connecting plate two. A triangular reinforcing rib is provided between the connecting plate one and the connecting plate two. The connecting plate one is fixed to the corresponding slider by a number of screws. A number of pads are provided on the upper and lower sides of the cover corresponding to each connecting bracket. The connecting plate two is fixed to the corresponding pad on the corresponding side of the cover by a number of screws.

5. A dual-point machine tool side protection device according to claim 4, characterized in that, The limiting assembly includes a front limiting block and a rear limiting block fixed at intervals on the press body. Both the middle connecting bracket and the rear connecting bracket are provided with baffles. The baffle on the rear connecting bracket corresponds to the rear limiting block, and the baffle on the middle connecting bracket corresponds to the front limiting block.

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