Novel material cover grabbing device
Technical Field
The utility model belongs to the technical field of automobile production line equipment, and particularly relates to a novel material cover grabbing device.
Background
At present, in an automobile production line conveying system, when a station is stopped, a skid is required to be fixed in position, so that the safety accident that the skid falls due to forward and backward movement is avoided. In the prior art, a connecting rod clamping mechanism is mainly adopted, but the structure is easy to be blocked under the condition of impact force, and the maintenance cost is relatively high.
Disclosure of utility model
The utility model aims to provide a novel material cover grabbing device which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel material lid snatchs device, includes work piece elevating system, cylinder switch and clamping mechanism, work piece positioning mechanism and support, work piece elevating system installs on the support, and with the cylinder switches and clamping mechanism is connected, the cylinder switches and clamping mechanism is used for pressing from both sides tight work piece, work piece positioning mechanism installs on the support for fix a position the work piece.
Preferably, the bracket comprises a flange type guide shaft support, a bottom connecting plate, a support column and a supporting plate; the bottom four included angles of the supporting plate are connected with the supporting plate through the supporting columns, and the flange type guide shaft support is installed on the supporting plate.
Preferably, the workpiece lifting mechanism comprises a lifting cylinder, a guide shaft connecting plate, a hexagonal support column, a first substrate and a second substrate, wherein the lifting cylinder is fixed on the supporting plate, a piston rod of the lifting cylinder is connected with the first substrate, the first substrate is connected with the second substrate through the hexagonal support column, the guide shaft is fixed on the first substrate, the guide shaft is connected with the flange type guide shaft support seat, and two adjacent guide shafts are connected together through the guide shaft connecting plate.
Preferably, the cylinder switching and clamping mechanism comprises a rodless cylinder, a fixed end cylinder, a movable end cylinder connecting plate, a fixed end cylinder fixing plate, a guide shaft and a guide shaft support, wherein the rodless cylinder is fixed at the bottom of the first substrate, the movable end of the rodless cylinder is connected with the upper part of the fixed end cylinder fixing plate, the fixed end cylinder is fixed at the lower part of the fixed end cylinder fixing plate, a piston rod of the fixed end cylinder is connected with the clamping block through the clamping block connecting plate, and two sides of the fixed end cylinder fixing plate are respectively connected with the guide shaft in a sliding manner, and two ends of the guide shaft are mounted on the second substrate through guide shaft seats; the movable end cylinder is fixed at the bottom of the movable end cylinder connecting plate, the movable end cylinder connecting plate is fixed on the second substrate through the hexagonal support column, and a piston rod of the movable end cylinder is connected with the clamping block through the clamping block connecting plate.
Preferably, the workpiece positioning mechanisms are multiple and are respectively fixed on two sides of the second substrate, the workpiece positioning mechanisms comprise positioning blocks, guide shafts, springs and connecting plates, the connecting plates are fixed on the second substrate, the positioning blocks are arranged at the lower ends of the guide shafts, and the guide shafts are arranged on the connecting plates through the springs.
Preferably, openings are formed in two sides of the first base plate and the second base plate, and the air cylinder switching and clamping mechanism moves.
The beneficial effects of the utility model are as follows: the device has higher flexibility than other devices with the same function, can effectively save the manufacturing and later reconstruction cost, and can grasp different material covers under the condition of non-manual operation; the mechanism has the advantages of simple structure and reasonable design, and can effectively improve the working efficiency.
Drawings
FIG. 1 is a schematic illustration of the mechanism of the present utility model;
FIG. 2 is a schematic view of a novel middle work piece lifting mechanism of the present disclosure;
FIG. 3 is a schematic diagram of a novel middle cylinder switching and clamping mechanism of the present disclosure;
FIG. 4 is a schematic diagram of a novel middle work piece positioning mechanism of the present disclosure;
fig. 5 is a schematic view of a novel middle bracket of the utility mechanism.
Detailed Description
The following detailed description of the utility model refers to the accompanying drawings and preferred embodiments.
As shown in fig. 1, the utility model discloses a novel material cover grabbing device, which comprises a workpiece lifting mechanism 1, an air cylinder switching and clamping mechanism 2, a workpiece positioning mechanism 3 and a bracket 4, wherein the workpiece lifting mechanism is arranged on the bracket and is connected with the air cylinder switching and clamping mechanism, the air cylinder switching and clamping mechanism is used for clamping a workpiece, and the workpiece positioning mechanism is arranged on the bracket and is used for positioning the workpiece.
As shown in fig. 2, the workpiece lifting mechanism is composed of a lifting cylinder 101, a floating joint 102, a guide shaft 103, a guide shaft connecting plate 104, hexagonal support post-two-end internal thread type 105, a first base plate 106 and a second base plate 107, wherein the lifting cylinder 101, the floating joint 102, the guide shaft 103 and the hexagonal support post-two-end internal thread type 105 are outsourcing pieces; the lifting cylinder is connected with the floating joint and the first substrate in a threaded connection mode. The first base plate, the second base plate and the hexagonal support column are connected through internal threads at two ends, the guide shaft connecting plate is connected with the guide shaft, and the guide shaft is connected with the first base plate through threads. The guide shaft of the workpiece lifting mechanism needs to pass through the guide hole on the flange-type guide shaft support of the fixing and guiding mechanism when being installed so as to ensure the stability of the mechanism when in operation, in addition, as the mechanism adopts a double-cylinder clamping mode to take a piece and the periphery of the clamping block is guided, fine deviation of a workpiece when being placed can be compensated by the guide of the clamping block and the structure of the mechanism, in addition, as the magnetic ring is installed on the cylinder with the clamping function of the cylinder switching and clamping mechanism, once the workpiece is deviated, the cylinder cannot be clamped in place, an operator can timely learn the production risk through a signal sent to an electric control program by the magnetic ring, and the whole mechanism is positioned without a pin shaft, so that the structure reduces the processing and manufacturing cost and ensures the production safety.
As shown in fig. 3, the cylinder switching and clamping mechanism comprises a hexagonal pillar 201, a fixed end cylinder 202, a mechanically-jointed rodless cylinder 203, a guide shaft support 204, a linear bearing slider 205, a guide shaft switching 206, a clamping block connecting plate 207, a fixed end cylinder fixing plate 208, a moving end cylinder connecting plate 209, a bearing guide block 210, a bearing 211, a bearing guide shaft 212, a gasket 213, a rodless cylinder adapter plate 214, a moving end cylinder 215 and a clamping block 216; the mechanism is positioned and mounted on a substrate of a workpiece lifting mechanism by using four guide shaft supports as references in a bolt connection mode, a bearing guide shaft, a gasket and a rodless cylinder adapter plate are connected to a mechanical joint type rodless cylinder in a threaded connection mode, a movable end cylinder is connected with a movable end cylinder connecting plate, a bearing guide block, a linear bearing sliding block, a clamping block connecting plate, a movable end cylinder and a clamping block in a threaded connection mode, the guide shaft supports are fixed with the guide shaft through clamping bolts on the guide shaft supports in a fastening 204 mode, and pin holes are not reserved in guide shaft switching, so that the stability of the mechanical joint type rodless cylinder in motion is improved by a method of additionally mounting the bearing on the rodless cylinder adapter plate, the precision requirement of the mechanism is reduced, the abrasion between the linear bearing sliding block and the guide shaft switching is reduced, and the service life of the mechanism is prolonged. It should be noted that the mechanically coupled rodless cylinder requires the option of adding a left-right travel adjustment unit to determine the travel of the rodless cylinder during the purchasing.
As shown in fig. 4, the workpiece positioning mechanisms are multiple and are respectively fixed on two sides of the second substrate, and each workpiece positioning mechanism comprises a positioning block 301, a guide shaft 302, a spring 303 and a connecting plate 304, wherein the connecting plates are fixed on the second substrate, the positioning blocks are arranged at the lower ends of the guide shafts, and the guide shafts are arranged on the connecting plates through the springs.
As shown in fig. 5. The fixing and guiding mechanism 4 comprises a flange type guiding shaft support 401, a bottom connecting plate 402, a supporting column 403 and a supporting plate 404, wherein the flange type guiding shaft support 401 is an outsourcing piece; the flange type guide shaft support 401, the bottom connecting plate 402, the support column 403 and the support plate 404 are connected in a bolt connection mode, and the mechanism can be connected to different devices by changing the size of the bottom connecting plate 402 and the position of the positioning hole. And in order to make the installation of the equipment more labor-saving, the support plate 404 is also added with a lightening hole in design.
The front and back of the two-side transmission cylinders are connected with the clamping block connecting plate 207 so as to drive the two positions to clamp or unclamp, and the working positions of the mechanical joint type rodless cylinders 203 can be changed to meet the grabbing use requirements of different sizes of material covers.
The chassis is connected by threads, so that welding slag is avoided, and the requirement of part of workshops on cleanliness during production can be met. Because the connection modes all adopt threaded connection and the cylinder can rely on self structure to eliminate a part of errors when moving, the precision requirement of the mechanism on workpiece placement can be properly reduced.
It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be comprehended within the scope of the present utility model.