Industrial robot repeated operation precision detection tool

Abstract

The utility model discloses an industrial robot repeated operation precision detection tool which comprises a base, a first sliding table, a second sliding table, a detection sleeve, a limiting screw rod, a first pressing plate, a first touch switch, a first guide rod, a first spring, a detection rod, a second pressing plate, a second guide rod, a second spring, a second touch switch and a control module. A first linear sliding rail in the left-right direction is fixedly installed on the base, a second linear sliding rail in the front-back direction is installed on the first sliding table, and the first sliding table is installed on the first linear sliding rail in a sliding mode. The detection tool can accurately detect the repeated operation precision of the execution end of the grabbing type industrial robot, whether the single operation precision is qualified or not can be recorded and judged through electric signals fed back by the first touch switch and the second touch switch, a position sensor does not need to be used, and the detection tool has the advantages of being high in detection precision and low in use cost.

Description

TECHNICAL FIELD

[0001] The utility model belongs to industrial robot technical field especially, and it is a kind of industrial robot repeated operation precision detection tool. BACKGROUND

[0002] In the existing industrial production, the production, processing and many processes have realized automation, but in many fields, the workpiece is still relied on manual work to complete the grabbing, transferring and placing, which greatly reduces the production efficiency and increases the labor cost, so people have researched various kinds of grabbing type industrial robots to replace manual operation. Since the position of the grabbing type industrial robot is fixed during the grabbing of feeding and discharging, the repeated operation position precision requirement is higher, and the existing repeated operation precision detection adopts the position sensor signal feedback mode, the cost of this detection mode is higher, and the position precision of the sensor needs to be maintained and corrected. SUMMARY

[0003] The utility model solves the technical problems: provide a kind of detection precision high and the use cost of industrial robot repeated operation precision detection tool is low.

[0004] In order to solve the above technical problems, the present application is realized by the following technical scheme: a kind of industrial robot repeated operation precision detection tool, including base, first sliding table, second sliding table, detection sleeve, limit screw rod, first pressing plate, first touch switch, first guide rod, first spring, detection rod, second pressing plate, second guide rod, second spring, second touch switch and control module, first linear slide rail of left and right direction is fixedly installed on the base, second linear slide rail of front and back direction is installed on the first sliding table, the first sliding table is slidably installed on first linear slide rail, the second sliding table is slidably installed on second linear slide rail, first installation groove, second installation groove are provided in the second sliding table, the first installation groove is communicated with second installation groove by guide hole, the detection sleeve is placed in first installation groove, and detection sleeve lower part is slidably installed in guide hole, first guide rod upper end is fixedly installed on detection sleeve, first guide rod lower end is slidably installed in first installation groove bottom, first spring sleeve is installed on first guide rod, and the upper and lower ends of first spring are respectively applied to detection sleeve and base, the first pressing plate is fixedly installed on detection sleeve in annular array, the first touch switch is cooperated with first pressing plate and is fixedly installed in first installation groove, the center position of detection sleeve is provided with detection through-hole, the detection rod is slidably installed in detection through-hole, the second pressing plate is fixedly installed at the bottom of detection rod, and the upper and lower ends of the second spring are respectively applied to second pressing plate and base, the second touch switch is fixedly installed on the bottom wall of second installation groove and cooperated with second pressing plate, and the first touch switch and second touch switch are respectively connected to control module by circuit.

[0005] As preferred, first pressing bolt for limiting and fixing the first sliding table on the first linear slide rail is screwed and installed on the first sliding table, and second pressing bolt for limiting and fixing the second sliding table on the second linear slide rail is screwed and installed on the second sliding table.

[0006] As preferred, guide sleeve is fixedly and sleevedly installed on the limit screw rod, and the detection sleeve is slidably and sleevedly installed on the guide sleeve.

[0007] As preferred, anti-skid rubber pad is fixedly installed on the bottom surface of the base.

[0008] Compared with the prior art, the present application has the advantages that: the detection tool can accurately detect the repeated operation precision of the execution end of the grabbing type industrial robot, and whether the single operation precision is qualified can be recorded and judged through the electric signal feedback of the first touch switch and the second touch switch, without using position sensor, with the advantages of high detection precision and low use cost. BRIEF DESCRIPTION OF DRAWINGS

[0009] The utility model is further illustrated below in connection with the drawings.

[0010] Figure 1 It is internal structure schematic diagram of the utility model.

[0011] Figure 2 It is the installation structure overhead view of detection cover and second slide.

[0012] Figure 3 It is Figure 1 M place enlarged structure schematic diagram of Specific embodiment

[0013] The utility model is described in detail below in connection with specific embodiment:

[0014] For example Figures 1 to 3The industrial robot repeated operation precision detection tool shown comprises a base 1, a first sliding table 2, a second sliding table 3, a detection sleeve 4, a limiting screw rod 42, a first pressing plate 5, a first touch switch 51, a first guide rod 6, a first spring 61, a detection rod 7, a second pressing plate 71, a second guide rod 8, a second spring 81, a second touch switch 9 and a control module, the base 1 is fixedly provided with a first linear sliding rail 11 in the left-right direction, the first sliding table 2 is provided with a second linear sliding rail 21 in the front-rear direction, the first sliding table 2 is slidingly installed on the first linear sliding rail 11, the second sliding table 3 is slidingly installed on the second linear sliding rail 21, the second sliding table 3 is provided with a first mounting groove 31 and a second mounting groove 32, the first mounting groove 31 is communicated with the second mounting groove 32 through a guide hole, the detection sleeve 4 is arranged in the first mounting groove 31 and is slidingly installed in the guide hole at the lower part, the first guide rod 6 is fixedly installed on the detection sleeve 4 at the upper end, the first guide rod 6 is slidingly installed at the lower end of the first mounting groove 31, the first spring 61 is sleeved and installed on the first guide rod 6, the first spring 61 acts on the detection sleeve 4 and the base 1 at the upper and lower ends respectively, the first pressing plate 5 is fixedly installed in an annular array on the detection sleeve 4, the first touch switch 51 is matched with the first pressing plate 5 and is fixedly installed in the first mounting groove 31, the detection sleeve 4 is provided with a detection through hole 41 at the central position, the detection rod 7 is slidingly installed in the detection through hole 41, the second pressing plate 71 is fixedly installed at the bottom of the detection rod 7, four second guide rods 8 are distributed in a rectangular shape, the upper and lower ends of the second guide rods 8 are fixedly connected with the top wall and the bottom of the second mounting groove 32, the second pressing plate 71 is slidingly sleeved and installed on the second guide rod 8, the second spring 81 is sleeved and installed on the second guide rod 8, the second spring 81 acts on the second pressing plate 71 and the base 1 at the upper and lower ends respectively, the second touch switch 9 is fixedly installed on the bottom wall of the second mounting groove 32 and is matched with the second pressing plate 71, the first touch switch 51 and the second touch switch 9 are respectively connected to the control module through a circuit, and the detected grabbing type robot is also connected to the control module through a circuit, so that the control module controls the grabbing type robot to stop and reset.

[0015] A first pressing bolt 12 is screwed and installed on the first sliding table 2 and is used for limiting and fixing the first sliding table 2 on the first linear sliding rail 11, a second pressing bolt 22 is screwed and installed on the second sliding table 3 and is used for limiting and fixing the second sliding table 3 on the second linear sliding rail 21, so as to realize the position adjustment and fixing of the first sliding table 2 and the second sliding table 3.

[0016] A guide sleeve 43 is fixedly sleeved and installed on the limiting screw rod 42, the detection sleeve 4 is slidingly sleeved and installed on the guide sleeve 43, the guide sleeve 43 can avoid the jamming problem caused by the inclination of the limiting screw rod 42, and the height dimension of the guide sleeve 43 from the groove bottom of the first mounting groove 31 is greater than the stroke distance 3-8 cm of the first pressing plate 5 touching the first touch switch 51.

[0017] The bottom surface of the base 1 is fixedly installed with an anti-skid rubber pad, thereby improving the stability of the detection tool placed on the workbench.

[0018] The detection pin matched with the detection hole 41 is fixedly installed on the execution end of the grabbing industrial robot, the diameter of the detection hole 41 is set to 2-3 cm, the diameter of the detection pin is 1-2 mm smaller than that of the detection hole 41, and the detection pin is in a cylindrical structure to improve the structural strength of the detection pin. After adjusting the position of the second sliding table 3 through the first linear slide rail 11 and the second linear slide rail 21, the grabbing industrial robot repeatedly slides the detection pin into the detection hole 41 of the detection sleeve 4 to detect the repeated operation accuracy. When the detection pin is slid into the detection hole 41 of the detection sleeve 4 and touches the detection rod 7, the combination of the detection rod 7 and the second pressing plate 71 overcomes the elastic force of the second spring 81 and moves downward until the second pressing plate 71 touches the second touch switch 9 to generate an electric signal and send it to the control module. This time, the repeated operation accuracy of the grabbing industrial robot is qualified. When the detection pin cannot be slid into the detection hole 41 of the detection sleeve 4, the detection pin pushes the detection sleeve 4 to move downward against the elastic force of the first spring 61, and the first pressing plate 5 touches the first touch switch 51 to generate an electric signal and send it to the control module. This time, the repeated operation accuracy of the grabbing industrial robot is unqualified, and the control module controls the grabbing industrial robot to stop and reset the execution end.

Claims

1. An industrial robot repeatability accuracy detection tooling, characterized by: The utility model relates to a kind of detection device, including base (1), first sliding table (2), second sliding table (3), detection sleeve (4), limiting screw rod (42), first pressing plate (5), first touch switch (51), first guide rod (6), first spring (61), detection rod (7), second pressing plate (71), second guide rod (8), second spring (81), second touch switch (9) and control module, first linear slide rail (11) of left and right direction is fixedly installed on the base (1), second linear slide rail (21) of front and back direction is installed on the first sliding table (2), the first sliding table (2) is slidably installed on first linear slide rail (11), the second sliding table (3) is slidably installed on second linear slide rail (21), the second sliding table (3) is provided with first installation groove (31), second installation groove (32), the first installation groove (31) is communicated with second installation groove (32) by guide hole, the detection sleeve (4) is placed in first installation groove (31), and detection sleeve (4) lower part is slidably installed in guide hole, the first guide rod (6) upper end is fixedly installed on detection sleeve (4), the first guide rod (6) lower end is slidably installed in first installation groove (31) bottom, the first spring (61) is sleevedly installed on first guide rod (6), the first spring (61) upper and lower ends are respectively applied on detection sleeve (4), base (1), the first pressing plate (5) is annular array fixedly installed on detection sleeve (4), the first touch switch (51) is cooperated with first pressing plate (5) and is fixedly installed in first installation groove (31), the center position of detection sleeve (4) has detection through-hole (41), the detection rod (7) is slidably installed in detection through-hole (41), the second pressing plate (71) is fixedly installed in detection rod (7) bottom, four second guide rods (8) are distributed in rectangle, and upper and lower ends are fixedly connected with the top wall of second installation groove (32), bottom, the second pressing plate (71) is slidably sleevedly installed on second guide rod (8), the second spring (81) is sleevedly installed on second guide rod (8), the upper and lower ends of the second spring (81) are respectively applied on second pressing plate (71), base (1), the bottom wall of second installation groove (32) is fixedly installed second touch switch (9) with second pressing plate (71) cooperation, the first touch switch (51), second touch switch (9) is connected to control module by circuit respectively.

2. The industrial robot repeatability detection tooling of claim 1, wherein: First pressing bolt (12) for limiting and fixing first sliding table (2) on first linear slide rail (11) is screw-connected and installed on the first sliding table (2), second pressing bolt (22) for limiting and fixing second sliding table (3) on second linear slide rail (21) is screw-connected and installed on the second sliding table (3).

3. The industrial robot repeatability detection tooling of claim 1, wherein: The limiting screw rod (42) is fixedly sleevedly installed with guide sleeve (43), and the detection sleeve (4) is slidably sleevedly installed on the guide sleeve (43).

4. The industrial robot repeatability detection tooling of claim 1, wherein: Antiskid rubber pad is fixedly installed on the bottom surface of the base (1).

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