Rear stock synchronous telescopic shearing machine

Abstract

The present invention discloses a rear stock support synchronous telescopic shearing machine, which includes a left wall body, a right wall body, an outer pressing plate, a workbench, an upper tool rest body, and a rear stock support bracket; characterized in that: it further includes a rear stock support synchronous telescopic device arranged between the left wall body and the right wall body; the rear stock support synchronous telescopic device includes a stock support seat slidably arranged behind the workbench, brackets slidably arranged at both ends inside the stock support seat, a stock support frame hinged between the brackets, a telescopic base arranged at the top of the stock support frame, and a telescopic support arm arranged at the top of the telescopic base. The present invention effectively solves the problems caused by the single function deficiency of the existing rear stock support arm, can automatically extend the support arm to the required length to support the sheet material without manual assistance; when the sheet material slides out, the front support arm retracts to stack the sheet materials layer by layer, avoiding scratching and impact of the sheet materials.

Description

Technical Field

[0001] The present invention relates to a plate shearing machine, and more particularly to a rear material supporting synchronous telescopic plate shearing machine. Background Art

[0002] In the existing plate shearing machine, the rear material support slides the sheared plate out from the support arm. Since the length of the support arm is fixed and it only has a single function of supporting and sliding the material, when the plate slides out, they will stack and collide with each other. And because the length of the support arm cannot be adjusted, over-wide plates cannot be supported, and manual assistance from the back is required, which poses certain safety hazards and consumes labor. Summary of the Invention

[0003] The purpose of the present invention is to solve the problems in the prior art and provide a rear material supporting synchronous telescopic plate shearing machine.

[0004] The technical solution of the present invention is: a rear material supporting synchronous telescopic plate shearing machine, including a left wall, a right wall, an outer pressure plate, a workbench, an upper tool rest body, and a rear stop bracket; characterized in that: it further includes a rear material supporting synchronous telescopic device arranged between the left wall and the right wall; the rear material supporting synchronous telescopic device includes a material supporting seat slidably arranged behind the workbench, brackets slidably arranged at both ends inside the material supporting seat, a material supporting frame hinged between the brackets, a telescopic base arranged at the top of the material supporting frame, and a telescopic material supporting arm arranged at the top of the telescopic base.

[0005] Preferably, guide rail seat plates are symmetrically arranged on the inner sides of the bottoms of the left wall and the right wall, and guide rails are arranged on the tops of the guide rail seat plates, and the bottom of the material supporting seat is slidably connected with the guide rails through sliders.

[0006] Preferably, oil cylinders for driving the material supporting seat to slide on the guide rails are respectively arranged on the outer parts of the left wall and the right wall.

[0007] Preferably, a vertical guide rail is arranged inside the material supporting seat, the bracket is slidably connected with the vertical guide rail through a slider, and the material supporting frame is driven to move up and down in the material supporting seat by an up and down oil cylinder.

[0008] Preferably, a limit oil cylinder is arranged inside the bracket, the bottom of the limit oil cylinder is fixed inside the bracket, and the piston rod of the limit oil cylinder is connected with the cross beam of the material supporting frame through a joint to drive the relative rotation of the material supporting frame.

[0009] Preferably, the telescopic base includes a telescopic material supporting arm, a plurality of slide rail seats arranged at the top of the material supporting frame, and baffles arranged between adjacent slide rail seats; a row of material supporting arm rollers is arranged at the top of the telescopic material supporting arm, and an upper slide rail is arranged on the side of the telescopic material supporting arm.

[0010] Preferably, a plurality of rollers having the same height as the telescopic support arm rollers are arranged side by side on one side of the upper end of the slide rail seat; a base is provided on the other side of the slide rail seat, and a lower slide rail that slides in cooperation with the upper slide rail is provided in the base; a pair of synchronous pulleys are provided below the lower slide rail, and a synchronous belt is sleeved on the synchronous pulleys; the bottom of the telescopic support arm is fixed on the synchronous belt and moves synchronously with it.

[0011] Preferably, the synchronous pulley includes a driving pulley and a driven pulley; the driving pulleys between adjacent slide rail seats are connected via a synchronous connecting shaft.

[0012] Preferably, a reducer seat is provided on the outer side of one of the slide rail seats, the reducer seat is provided with a reducer, and the reducer is connected to a servo motor that drives the synchronous pulley to rotate.

[0013] Preferably, the reducer drives the rotation of the driving wheel through a synchronous belt to drive the extension and retraction of all telescopic supporting arms.

[0014] The present invention effectively solves the problem caused by the single function of the existing rear support arm. The support arm can automatically extend and retract to the required length to support the sheet material without manual assistance. When the sheet material slides out, the front support arm retracts to allow the sheet material to be stacked layer by layer to avoid scratches and collisions on the sheet material.

[0015] The present invention connects the support frame through linear guide rails on the left and right sides. Several retractable support arms are installed on the support frame. The retractable support arm is divided into two sections. The front section can move back and forth along the guide rail. The retractable support arm is provided with a synchronous transmission mechanism, which can retract the other section of the support arm back and forth along the guide rail and move it to the specified support length. Several rollers are installed on the support arm to facilitate the sliding out of the sheet material and avoid scratching the sheet material.

[0016] The present invention can cut extra-wide plates and stack the plates backward layer by layer through the synchronous retractable structure of the support arm, effectively solving the limitations of conventional supporting devices that cannot support extra-wide plates and cannot stack them layer by layer, avoiding collision and scratches between wide plates, and effectively solving the safety hazards of operators during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional view of the rear part of the shearing machine of the present invention

[0018] Figure 2 A three-dimensional diagram of the synchronous telescopic device for the rear support in the present invention

[0019] Figure 3 A three-dimensional schematic diagram of the support frame in the present invention

[0020] Figure 4 The main view of the bracket in the present invention

[0021] Figure 5 Top view of the material supporting rack in the present invention

[0022] Figure 6 Side view of the material supporting rack in the present invention

[0023] Figure 7 Synchronous drive connection diagram of the telescopic support arm in the present invention

[0024] Figure 8 Front view of the telescopic support arm in the present invention

[0025] Figure 9 Top view of the telescopic support arm in the present invention

[0026] Figure 10 A - A sectional view of the telescopic support arm in the present invention

[0027] Figure 11 B - B sectional view of the telescopic support arm in the present invention

[0028] Figure 12 D - D sectional view of the telescopic support arm in the present invention

[0029] Figure 13 Enlarged view of the C position of the telescopic support arm in the present invention

[0030] Figure 14 Stereogram of the telescopic support arm in the present invention Detailed implementation manners

[0031] In order to make the technical means, technical features, invention purposes and technical effects achieved by the present invention easy to understand, the present invention will be further described below with reference to specific drawings.

[0032] As Figure 1 shown, a rear material supporting synchronous telescopic shearing machine 100 of the present invention includes a left wall 101, a right wall 102, an outer pressing plate 103, a workbench 104, an upper tool rest body 105, and a rear stop bracket 106.

[0033] The workbench 104 in the present invention is arranged between the left wall 101 and the right wall 102, the outer pressing plate 103 is arranged above the workbench 104, the upper tool rest body 105 is arranged behind the outer pressing plate 103 and above the workbench 104; the stop bracket 106 is located below the upper tool rest body 105.

[0034] The present invention further includes a rear material supporting synchronous telescopic device 200 installed between the left wall 101 and the right wall 102.

[0035] As Figures 2 to 7As shown, the rear material support synchronous telescopic device 200 in this embodiment includes a material support seat 201 slidably arranged behind the workbench, brackets 2011 slidably arranged at both ends of the material support seat 201, a material support frame 2000 hinged between the brackets 2011, a telescopic base 2200 arranged on the top of the material support frame 2000, and a telescopic support arm 2300 arranged on the top of the telescopic base 2200.

[0036] Guide rail seat plates 1011 are symmetrically provided on the inner sides of the bottoms of the left wall 101 and the right wall 102 . Guide rails are provided on the tops of the guide rail seat plates 1011 . The bottom of the material supporting seat 201 is slidably connected to the guide rails via a slider.

[0037] In this embodiment, an oil cylinder 1012 for driving the material supporting seat 201 to slide on the guide rail is respectively provided on the outside of the left wall 101 and the right wall 102. The movement of the material supporting seat 201 is achieved through the action of the oil cylinder 1012.

[0038] A vertical guide rail 2012 is provided inside the support base 201, and the bracket 2011 is slidably connected to the vertical guide rail 2012 via a slider. In order to achieve the up and down displacement of the support frame 2000 in the support base 201, an up and down oil cylinder 107 drives the up and down displacement of the support frame 2000 in the support base 201.

[0039] A limiting cylinder 2013 is symmetrically provided on the inner side of the bracket 2011, and the bottom of the limiting cylinder 2013 is fixed to the inner side of the bracket 2011. The piston rod of the limiting cylinder 2013 is connected to the crossbeam of the support rack 2000 through a joint to drive the relative rotation of the support rack 2000, thereby realizing the flipping of the support rack 2000.

[0040] The telescopic base 2200 in this embodiment includes a telescopic support arm 2300, a plurality of slide rail seats 2201 arranged on the top of the support rack 2000, and a baffle arranged between adjacent slide rail seats 2201; a row of support arm rollers 2212 are provided on the top of the telescopic support arm 2300, and an upper slide rail 2208 is provided on the side of the telescopic support arm 2300.

[0041] The telescopic supporting arms 2300 in this embodiment have the same structure. A baffle is provided between two adjacent telescopic supporting arms. The adjacent telescopic supporting arms are connected by a synchronous connecting shaft 2402 , and couplings 2401 are provided at both ends of the synchronous connecting shaft 2402 .

[0042] like Figures 8 to 14 , which is a detailed structural installation diagram of the telescopic base 2200 in the present invention.

[0043] A row of rollers 2211 are installed on the top of the slide rail seat 2201, and the rollers 2211 are fixed by pins 2210. The inner side of the slide rail seat 2201 is installed with a slide rail 2208 by screws 2209. A slide arm 2213 is installed on the top of the slide rail 2208 by screws 2214. A row of rollers 2212 are installed on the upper surface of the slide arm 2213 by pins 2212.

[0044] A bearing bracket 2218 is installed on the right side of the front end of the slide rail seat 2201 through a screw 2219. A bearing 2217 is installed in the bearing bracket 2218. A bearing 2207 is installed on the left side of the front end of the slide rail seat 2201.

[0045] The first transmission shaft 2206 is installed on the slide rail seat 2201 and the bearing bracket 2218 through bearings 2207 and bearings 2217. One end of the first transmission shaft 2206 is installed with an outer pulley 2202 through a key 2205. A washer 2203 is provided on the side of the outer pulley 2202. A screw 2204 is provided on the outside of the washer 2203 to be fixed to the end face of the first transmission shaft 2206; a first pulley 2215 is installed in the middle of the first transmission shaft 2206.

[0046] A reducer seat 2250 is installed on the left side of the slide rail seat 2201 , and a reducer 2252 is fixed to the other end surface of the reducer seat 2250 via screws 2251 . The reducer 2252 is connected to a servo motor 2253 .

[0047] A main transmission shaft 2254 is installed in the reducer 2252. The transmission shaft 2254 is supported on bearings 2255 and bearings 2259, and is separated by a spacer 2258. The other end of the main transmission shaft 2254 is fixed with a motor pulley 2256 by a key 2257. The motor pulley 2256 is connected to the outer pulley 2202 with a synchronous pulley 2260.

[0048] A support shaft 2280 is installed at the rear end of the slide rail seat 2201, and the right end of the bearing 2280 is locked by a nut 2281. A second pulley 2282 is installed at the other end of the support shaft 2280. Bearings 2283 are provided at both ends of the inner side of the second pulley 2282, and an elastic retaining ring 2284 for the shaft is installed on the end face of the support shaft.

[0049] The first pulley 2202 is connected to the second pulley 2282 through a synchronous belt 2285. A connecting bracket 2287 is fixed on the upper surface of the synchronous belt 2285. The upper side of the connecting bracket 2287 is fixed to the bottom surface of the sliding arm 2213. The lower side of the connecting bracket 2287 is fixed to the synchronous belt 2285 through a screw 2286 and a locking seat 2288.

[0050] The present invention effectively solves the problem caused by the single function of the existing rear support arm. The support arm can automatically extend and retract to the required length to support the sheet material without manual assistance. When the sheet material slides out, the front support arm retracts to allow the sheet material to be stacked layer by layer to avoid scratches and collisions on the sheet material.

[0051] The present invention connects the support frame through linear guide rails on the left and right sides. Several retractable support arms are installed on the support frame. The retractable support arm is divided into two sections. The front section can move back and forth along the guide rail. The retractable support arm is provided with a synchronous transmission mechanism, which can retract the other section of the support arm back and forth along the guide rail and move it to the specified support length. Several rollers are installed on the support arm to facilitate the sliding out of the sheet material and avoid scratching the sheet material.

[0052] The present invention can cut extra-wide plates and stack the plates backward layer by layer through the synchronous retractable structure of the support arm, effectively solving the limitations of conventional supporting devices that cannot support extra-wide plates and cannot stack them layer by layer, avoiding collision and scratches between wide plates, and effectively solving the safety hazards of operators during operation.

[0053] The above description is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention. That is, any equivalent changes and modifications made according to the content of the patent application of the present invention should fall within the technical scope of the present invention.

Claims

1. Rear stock support synchronous telescopic shearing machine, comprising a left wall, a right wall, an outer pressure plate, a workbench, an upper tool rest body, and a rear stock support; characterized in that: It further includes a rear stock support synchronous telescopic device disposed between the left wall and the right wall; the rear stock support synchronous telescopic device includes a stock support slidably disposed behind the workbench, brackets slidably disposed at both ends inside the stock support, a stock support frame hinged between the brackets, a telescopic base disposed at the top of the stock support frame, and a telescopic stock support arm disposed at the top of the telescopic base; The telescopic base includes a telescopic stock support arm, a plurality of slide rail seats disposed at the top of the stock support frame, and baffles disposed between adjacent slide rail seats; a row of stock support arm rollers is disposed at the top of the telescopic stock support arm, and an upper slide rail is disposed at the side of the telescopic stock support arm; On one side surface at the upper end of the slide rail seat, a plurality of rollers at the same height as the telescopic stock support arm rollers are arranged side by side; a base is disposed on the other side surface of the slide rail seat, and a lower slide rail that cooperates with and slides on the upper slide rail is disposed inside the base; a pair of synchronous belt wheels is disposed below the lower slide rail, and a synchronous belt is sleeved on the synchronous belt wheels; the bottom of the telescopic stock support arm is fixed on the synchronous belt and moves synchronously with it; The synchronous belt wheels include a driving wheel and a driven wheel; the driving wheels between adjacent slide rail seats are connected by a synchronous connecting shaft; Guide rail seat plates are symmetrically disposed on the inner sides of the bottoms of the left wall and the right wall, a guide rail is disposed at the top of the guide rail seat plates, and the bottom of the stock support is slidably connected to the guide rail through a slider; A speed reducer seat is disposed outside one of the slide rail seats, a speed reducer is disposed on the speed reducer seat, and a servo motor for driving the synchronous belt wheel to rotate is connected to the speed reducer; The speed reducer drives the rotation of the driving wheel through a synchronous belt to drive the extension and retraction of all telescopic stock support arms.

2. The rear stock synchronous telescopic shearing machine according to claim 1, characterized in that: Oil cylinders for driving the stock support to slide on the guide rail are respectively disposed outside the left wall and the right wall.

3. The rear stock synchronous telescopic shearing machine according to claim 1, characterized in that: A vertical guide rail is disposed inside the stock support, the bracket is slidably connected to the vertical guide rail through a slider, and the stock support frame is driven to move up and down inside the stock support by an up and down oil cylinder.

4. The rear stock synchronous telescopic shearing machine according to claim 1 or 3, characterized in that: A limit oil cylinder is disposed inside the bracket, the bottom of the limit oil cylinder is fixed inside the bracket, and the piston rod of the limit oil cylinder is connected to the cross beam of the stock support frame through a joint to drive the relative rotation of the stock support frame.

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