Conveying and positioning device for mechanical equipment sheet metal part production

Abstract

The utility model belongs to the technical field of sheet metal part production, and particularly relates to a conveying and positioning device for mechanical equipment sheet metal part production, which comprises a workbench and a portal frame arranged above the workbench, a placing groove is arranged in the middle of the workbench, a conveying belt is arranged in the placing groove, and a conveying and positioning mechanism is arranged on the outer side of the conveying belt. The conveying positioning mechanism comprises two side positioning units and a top positioning unit; the two-side positioning unit comprises a through groove and a second motor. According to the conveying and positioning device for mechanical equipment sheet metal part production, second motors are used for driving second threaded rods to rotate through the positioning units on the two sides, so that two second nuts move towards the middle or the two sides at the same time, and therefore first positioning pieces on the two sides are driven to be synchronously close to or away from sheet metal parts on a conveying belt; and the piston rod of the air cylinder stretches out and draws back to drive the second positioning piece to move up and down, stable positioning of the sheet metal part in the three-dimensional space is further guaranteed, and an accurate reference is provided for subsequent machining operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to sheet metal production technical field, concretely is sheet metal production for mechanical equipment with conveying positioning device. BACKGROUND

[0002] Sheet metal is a kind of comprehensive cold working process for metal sheet (usually below 6mm), including shear, punch / cut / compound, fold, welding, riveting, splicing, forming (such as automobile body) etc. Its significant feature is that the same part thickness is consistent. The product processed by sheet metal process is called sheet metal. Sheet metal referred to by different industries is generally different, and is mostly used for call when assembling.

[0003] The Chinese patent with publication number CN217866658U discloses a positioning mechanism for sheet metal production conveying device, which comprises a rack, a conveyor belt is arranged on the top surface of the inner cavity of the rack, a gantry is arranged in the middle of the rack, lifting assemblies are arranged on the two side walls of the inner cavity of the gantry, and support plates are arranged at the bottom of the lifting assemblies, two groups of second electric push rods are symmetrically arranged on one side wall of the support plates, and positioning plates are installed on the output ends of the two groups of second electric push rods through adjusting assemblies, and a plurality of guide assemblies are arranged on the outer side wall of the positioning plates.

[0004] The above technical solution has the following defects: although the positioning plate can move within a certain range through the second electric push rod and the adjusting assembly, such movement may not be sufficient to cover the size of an oversized sheet metal part. In particular, if the length or width of the sheet metal part exceeds the adjustable range of the positioning plate, the positioning plate cannot effectively edge-position the sheet metal part.

[0005] Therefore, we propose a conveying positioning device for sheet metal production of mechanical equipment to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a conveying positioning device for sheet metal production of mechanical equipment to solve the problem of limited positioning range in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a conveying positioning device for sheet metal production of mechanical equipment, comprising a workbench and a gantry arranged above the workbench, a placing groove is formed in the middle of the workbench, a conveyor belt is arranged inside the placing groove, a conveying positioning mechanism is arranged outside the conveyor belt, the conveying positioning mechanism comprises two side positioning units and a top positioning unit.

[0008] The two side positioning units comprise a through slot, a motor two, a threaded rod two, a nut two, a sliding block two, a connecting rod, a guide rod, a support rod and a positioning piece one, the through slot is arranged on the upper surface of the portal frame, the two sides of the through slot are fixedly connected with support frames, the threaded rod two and the guide rod are arranged between the two groups of support frames, the output end of the motor two is connected with one end of the threaded rod two through a shaft coupling, the nut two is threadedly connected with the two ends of the threaded rod two, the sliding block two is slidingly connected with the two ends of the guide rod, the nut two and the sliding block two are connected through the connecting rod, the top of the support rod is fixedly connected with the bottom surface of the nut two and the sliding block two, and the bottom of the support rod is fixedly connected with the upper surface of the positioning piece one.

[0009] Preferably, the two ends of the threaded rod two are oppositely threaded, when the motor two drives the threaded rod two to rotate, due to the opposite threads at the two ends, the two nuts two will move towards the middle or the two sides at the same time, thereby driving the positioning piece one on the two sides to move towards or away from the metal sheet on the conveying belt synchronously, so that rapid and accurate positioning is realized.

[0010] Preferably, the top positioning unit comprises a cylinder and a positioning piece two, the cylinder is arranged on the middle of the bottom surface of the portal frame, the cylinder is arranged on the middle of the upper surface of the positioning piece two, the piston rod of the cylinder can be telescopic, thereby driving the positioning piece two to move up and down, so that the top of the metal sheet placed on the conveying belt is positioned.

[0011] Preferably, recesses are arranged in the middle of the positioning piece one and the positioning piece two, and balls are arranged in the recesses, the balls can reduce the friction between the positioning piece and the metal sheet, so that the metal sheet is more smooth during positioning, and scratching or damage is avoided.

[0012] Preferably, an upper feeding structure is arranged on the right side of the conveying belt, the upper feeding structure comprises a lifting unit and a discharging unit, the lifting unit comprises a bottom plate, a motor one, a threaded rod one, a connecting seat one, a connecting seat two, a sliding rod, a nut one, a sliding block one, a fixing seat, a support assembly and a support plate, the connecting seat one and the connecting seat two are arranged on the right side of the upper surface of the bottom plate, the threaded rod one and the sliding rod are arranged in the connecting seat one and the connecting seat two, the output end of the motor one is connected with the threaded rod one through a shaft coupling, the nut one is threadedly connected with the threaded rod one, the sliding block one is slidingly connected with the sliding rod, the fixing seat has two fixing seats which are fixedly connected with the front and rear sides of the left side of the bottom plate, the support assembly has two groups which are rotatably connected with the fixing seat, the nut one and the sliding block one through connecting shafts, and the top of the support assembly is connected with the support plate, the arrangement of the upper feeding structure can automatically convey the metal sheet to be processed from one side to the conveying belt, thereby reducing the workload of manual carrying and improving the production efficiency.

[0013] Preferably, the support assembly is composed of multiple connecting rods and adapter shafts, ensuring that the sheet metal part can be placed stably on the support plate during lifting, avoiding sliding or tilting.

[0014] Preferably, the blanking unit comprises a connecting seat three, a movable block one, an electric push rod, a connecting seat four, a movable block two, a support seat, a rotating shaft and a blanking plate, the connecting seat three is fixedly connected with the front and rear sides of the upper surface right side of the support plate, the connecting seat four is fixedly connected with the front and rear sides of the lower surface right side of the blanking plate, the movable block one and the movable block two are rotatably connected to the interiors of the connecting seat three and the connecting seat four through connecting shafts, the bottom of the electric push rod is fixedly connected to the movable block one, the output end of the electric push rod is connected to the movable block two, the support seat is fixedly connected to the left side of the support plate, and the left side of the blanking plate is rotatably connected to the support seat through the rotating shaft.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The mechanical equipment sheet metal part production conveying positioning device, through both sides positioning unit utilizes motor two drive screw rod two rotation, make two nut two move to middle or both sides simultaneously, thereby drive both sides positioning piece one synchronous close or far away from the sheet metal part on the conveyer, the setting of top positioning unit, through the piston rod of cylinder telescopic drive positioning piece two moves up and down, further ensure that the stable positioning of sheet metal part in three -dimensional space, provide accurate datum for subsequent processing operation.

[0017] 2. The mechanical equipment sheet metal part production conveying positioning device, the setting of feeding structure, including lifting unit and blanking unit, realize the automation of the sheet metal part that is processed, lifting unit passes through motor one drive screw rod one rotation, control the lifting of support plate, place the sheet metal part stably on the conveyer, reduce the work load of manual handling. The blanking unit rotates the blanking plate around the rotating shaft by pushing the movable block two with the electric push rod, realizing the automatic blanking of the sheet metal part, and further improving the production efficiency. ACCURACY OF DRAWINGS

[0018] Figure 1 It is an overall side structure schematic view of the utility model;

[0019] Figure 2 It is an overall overhead structure schematic view of the utility model;

[0020] Figure 3 It is a conveying mechanism front structure schematic view of the utility model;

[0021] Figure 4 It is a feeding structure side structure schematic view of the utility model.

[0022] In the figure: 1 workbench, 201 bottom plate, 202 motor one, 203 threaded rod one, 204 connecting seat one, 205 connecting seat two, 206 sliding rod, 207 nut one, 208 sliding block one, 209 fixed seat, 3 support assembly, 4 support plate, 401 connecting seat three, 402 movable block one, 403 electric push rod, 404 connecting seat four, 405 movable block two, 406 support seat, 407 rotating shaft, 5 blanking plate, 6 gantry, 601 through slot, 602 motor two, 603 threaded rod two, 604 nut two, 605 sliding block two, 606 connecting rod, 607 guide rod, 608 support rod, 701 positioning piece one, 702 positioning piece two, 8 cylinder, 9 conveyor belt. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. EMBODIMENT

[0024] If the length or width of the sheet metal part exceeds the adjustable range of the positioning plate, the positioning plate cannot effectively position the edge of the sheet metal part. In order to solve this problem, please refer to Figures 1-4 The utility model provides technical scheme: conveying and positioning device for sheet metal part production of mechanical equipment, including workbench 1 and the gantry 6 who sets at workbench 1 top, workbench 1 as the basis of entire device, provided stable support platform, ensured the stability of sheet metal part in the machining process. The middle part of workbench 1 is provided with a placing groove, and a conveyor belt 9 is arranged in the placing groove. The automatic conveying of the sheet metal part is realized through the conveyor belt 8, and the production efficiency is improved. The conveying and positioning mechanism is arranged on the outer side of the conveyor belt 9, and the conveying and positioning mechanism comprises two side positioning units and a top positioning unit.

[0025] The two-side positioning unit comprises a through slot 601, a motor two 602, a threaded rod two 603, a nut two 604, a sliding block two 605, a connecting rod 606, a guide rod 607, a supporting rod 608 and a positioning piece one 701, the through slot 601 is arranged on the two sides of the upper surface of the portal frame 6, the two sides of the through slot 601 are fixedly connected with supporting frames, which provides mounting positions for the threaded rod two 603, the guide rod 607 and other components, and ensures the stability of the positioning mechanism. The threaded rod two 603 and the guide rod 607 are arranged between the two groups of supporting frames respectively, the threaded rod two 603 is opposite in thread at both ends, the design that the threaded rod two 603 is opposite in thread at both ends enables the two nuts two to move to the middle or both sides at the same time, and rapid positioning is realized. The output end of the motor two 602 is connected to one end of the threaded rod two 603 through a shaft coupling, the nut two 604 is threadedly connected to both ends of the threaded rod two 603, the sliding block two 605 is slidingly connected to both ends of the guide rod 607, the nut two 604 and the sliding block two 605 are connected through the connecting rod 606, the supporting rod 608 is fixedly connected to the upper surface of the positioning piece one 701 at the top, and the bottom of the supporting rod 608 is fixedly connected to the upper surface of the positioning piece one 701. Grooves are arranged in the middle of the positioning piece one 701 and a positioning piece two 702, and balls are arranged in the grooves. Through the design of the grooves and the balls, the friction with the sheet metal part is reduced, and accurate positioning is realized. Embodiment

[0026] On the basis of the first embodiment, in order to better realize automatic, efficient and stable feeding operation, a feeding structure is arranged on the right side of the conveying belt 9, the feeding structure comprises a lifting unit and a discharging unit, the lifting unit comprises a bottom plate 201, a motor one 202, a threaded rod one 203, a connecting seat one 204, a connecting seat two 205, a sliding rod 206, a nut one 207, a sliding block one 208, a fixing seat 209, a supporting assembly 3 and a supporting plate 4, the connecting seat one 204 and the connecting seat two 205 are arranged on the right side of the upper surface of the bottom plate 201, the threaded rod one 203 and the sliding rod 206 are arranged in the connecting seat one 204 and the connecting seat two 205 respectively, the output end of the motor one 202 is connected to the threaded rod one 203 through a shaft coupling, the threaded rod one is driven to rotate, and the lifting of the supporting plate is realized. The nut one 207 is threadedly connected to the threaded rod one 203, the sliding block one 208 is slidingly connected to the sliding rod 206, the fixing seat 209 has two fixing seats which are fixedly connected to the left side of the bottom plate 201, the supporting assembly 3 has two groups which are rotatably connected to the top of the fixing seat 209, the nut one 207 and the sliding block one 208 through connecting shafts respectively, and the supporting plate 4 is connected to the top of the supporting assembly 3. The supporting assembly 3 is composed of a plurality of connecting rods and adapter shafts, and the stability of the supporting plate during lifting is ensured.

[0027] In order to make the blanking plate more flexible, efficient and accurate, the device is also provided with a blanking unit, which includes connecting seat three 401, movable block one 402, electric push rod 403, connecting seat four 404, movable block two 405, support seat 406, rotating shaft 407 and blanking plate 5. The connecting seat three 401 has two groups of front and rear sides fixedly connected to the right side of the upper surface of the support plate 4. The connecting seat four 404 has two groups of front and rear sides fixedly connected to the right side of the lower surface of the blanking plate 5, which provides mounting positions for the movable block one and the movable block two. The movable block one 402 and the movable block two 405 are respectively rotatably connected to the inside of the connecting seat three 401 and the connecting seat four 404 through connecting shafts. The electric push rod 403 is fixedly connected to the movable block one 402 at the bottom, and the output end of the electric push rod 403 is connected to the movable block two 405, which drives the blanking plate 5 to rotate around the rotating shaft, realizing the automatic blanking of the sheet metal part. The support seat 406 is fixedly connected to the left side of the support plate 4, and the left side of the blanking plate 5 is rotatably connected to the support seat 406 through the rotating shaft 407, which provides stable support and rotating shaft center for the blanking plate.

[0028] Working principle: start motor one 202, drive the lifting unit to work, lower the support plate 4 to the bottom, manually place the sheet metal part to be processed on the support plate 4. The lifting unit in the feeding structure drives the threaded rod one 203 to rotate through the motor one 202, the nut one 207 moves on the threaded rod one 203, drives the sliding block one 208 and the support assembly 3 to lift. Then the blanking unit moves through the electric push rod 403 to drive the movable block two 402, drives the blanking plate 5 to rotate around the rotating shaft 407, unloads the processed sheet metal part from the support plate.

[0029] When the sheet metal part is conveyed to the transmission belt 9, the motor two 602 is started, and the threaded rod two 603 is rotated through the shaft coupling. Because the threads on both ends of the threaded rod two 603 are opposite, the two nuts two will move towards the middle or both sides at the same time, drive the sliding block two 605 to slide on the guide rod 507 through the connecting rod 606, and then push the positioning part one 701 to position the edge of the sheet metal part through the support rod 608. And through the cylinder 8, the positioning part two 702 moves up and down to position the top of the sheet metal part, ensuring the stability during conveying.

[0030] It is to be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components. Additionally, the terms "comprise," "comprises," and "comprising," or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, unless otherwise indicated herein, the terms "first," "second," "third," etc., are used herein merely as labels, and are not intended to impose ordinal import.

Claims

1. A conveying and positioning device for sheet metal part production of mechanical equipment, comprising a workbench (1) and a gantry (6) arranged above the workbench (1), characterized in that: The workbench (1) is provided with a placing groove in the middle, and a conveying belt (9) is arranged in the placing groove. The two-side positioning unit comprises a through groove (601), a motor two (602), a threaded rod two (603), a nut two (604), a sliding block two (605), a connecting rod (606), a guide rod (607), a support rod (608) and a positioning piece one (701), the through groove (601) is arranged on the upper surface of the portal frame (6), support frames are fixedly connected to the two sides of the through groove (601), the threaded rod two (603) and the guide rod (607) are arranged between the two groups of support frames, the output end of the motor two (602) is connected to one end of the threaded rod two (603) through a shaft coupling, the nut two (604) is threadedly connected to the two ends of the threaded rod two (603), the sliding block two (605) is slidably connected to the two ends of the guide rod (607), the nut two (604) and the sliding block two (605) are connected through the connecting rod (606), the support rod (608) is fixedly connected to the top of the nut two (604) and the bottom surface of the sliding block two (605), and the bottom of the support rod (608) is fixedly connected to the upper surface of the positioning piece one (701).

2. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 1, characterized in that: The threaded rod two (603) is provided with opposite threads at the two ends.

3. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 1, characterized in that: The top positioning unit comprises a cylinder (8) and a positioning piece two (702), the cylinder (8) is arranged on the bottom surface of the portal frame (6), and the cylinder (8) is arranged on the upper surface of the positioning piece two (702).

4. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 1, characterized in that: The positioning piece one (701) and the positioning piece two (702) are provided with grooves in the middle, and the grooves are provided with balls.

5. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 1, characterized in that: The conveying belt (9) is provided with a feeding structure on the right side, the feeding structure comprises a lifting unit and a discharging unit, the lifting unit comprises a bottom plate (201), a motor one (202), a threaded rod one (203), a connecting seat one (204), a connecting seat two (205), a sliding rod (206), a nut one (207), a sliding block one (208), a fixing seat (209), a support assembly (3) and a support plate (4), the connecting seat one (204) and the connecting seat two (205) are arranged on the right side of the upper surface of the bottom plate (201), the threaded rod one (203) and the sliding rod (206) are arranged in the connecting seat one (204) and the connecting seat two (205), the output end of the motor one (202) is connected to the threaded rod one (203) through a shaft coupling, the nut one (207) is threadedly connected to the threaded rod one (203), the sliding block one (208) is slidably connected to the sliding rod (206), the fixing seat (209) is fixedly connected to the bottom plate (201) on the left side, the support assembly (3) is rotatably connected to the top of the fixing seat (209), the nut one (207) and the sliding block one (208) through connecting shafts, and the support plate (4) is connected to the top of the support assembly (3).

6. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 5, characterized in that: The support assembly (3) is composed of multiple connecting rods and adapter shafts.

7. The conveying and positioning device for producing mechanical equipment sheet metal parts according to claim 5, characterized in that: The blanking unit comprises a connecting seat three (401), a movable block one (402), an electric push rod (403), a connecting seat four (404), a movable block two (405), a support seat (406), a rotating shaft (407) and a blanking plate (5), the connecting seat three (401) is provided with two groups of front and back sides fixedly connected to the right side of the upper surface of the support plate (4), the connecting seat four (404) is provided with two groups of front and back sides fixedly connected to the right side of the lower surface of the blanking plate (5), the movable block one (402) and the movable block two (405) are rotatably connected to the interiors of the connecting seat three (401) and the connecting seat four (404) through connecting shafts respectively, the electric push rod (403) is fixedly connected to the movable block one (402) at the bottom, the output end of the electric push rod (403) is connected to the movable block two (405), the support seat (406) is fixedly connected to the left side of the support plate (4) respectively, and the left side of the blanking plate (5) is rotatably connected to the support seat (406) through the rotating shaft (407).

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