Weighing device for packaging bag

Abstract

The utility model discloses a packaging bag weighing device, the weighing device is installed on a substrate, the weighing device comprises a first weighing sensor, a second weighing sensor and a suspension shaft, a first machine base is installed on the substrate, one end of the first weighing sensor is installed on the first machine base, and the other end of the first weighing sensor is installed on the suspension shaft. A first inserting hole and a second inserting hole are formed in the suspension shaft, the other end of the first weighing sensor is a first inserting end and is inserted into the first inserting hole, a second machine base is further horizontally and slidably installed on the base plate, and one end of the second weighing sensor is installed on the second machine base; the other end of the second weighing sensor is a second insertion end corresponding to the position of the second insertion hole. The second machine base and the substrate are provided with a horizontal adjusting mechanism which adjusts the second machine base to slide horizontally to enable the second weighing sensor to be inserted into the second insertion hole. According to the weighing device, the weighing sensors can be quickly switched, so that online replacement is realized, and the weighing requirement of an automatic or semi-automatic packaging line is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing technical field especially, relate to a weighing device of packing bag. BACKGROUND

[0002] In the packing technical field, packing bag is used for weighing when packing material, and there are several ways for weighing at present, one is a weighing way through the way of suspension, one is supporting at the bottom of packing bag to weigh, wherein the suspension weighing device mainly includes a weighing sensor, one end of the weighing sensor is fixed on a base, the other end is suspended from a suspension shaft, and the packing bag is clamped by a hook or a clamp, however, the current weighing device is very troublesome when replacing and repairing, and the suspension shaft and the weighing sensor need to be separated when replacing, and then the weighing sensor is removed and a new weighing sensor is installed, but this way is difficult to operate online, especially when replacing on the automatic or semi-automatic packing line, the weighing cannot be carried out during replacement and repair, so that the entire production line needs to slow down the rhythm or even stop, and the weighing can continue after replacement and repair. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a weighing device of packing bag, which can quickly switch the weighing sensor to realize online replacement and meet the weighing requirements of automatic or semi-automatic packing line.

[0004] To solve the above technical problem, the technical scheme of the utility model is as follows: a weighing device of packing bag, the weighing device is installed on a base plate, the weighing device includes a first weighing sensor, a second weighing sensor and a suspension shaft, a first base is installed on the base plate, one end of the first weighing sensor is installed on the first base, the suspension shaft is provided with a first plug-in hole and a second plug-in hole, the other end of the first weighing sensor is a first insertion end and is inserted into the first plug-in hole, a second base is also horizontally slidably installed on the base plate, one end of the second weighing sensor is installed on the second base, the other end of the second weighing sensor is a second insertion end and corresponds to the position of the second plug-in hole, the second base and the base plate are provided with a horizontal adjustment mechanism for adjusting the horizontal sliding of the second base so that the second weighing sensor is inserted into the second plug-in hole.

[0005] As a preferred scheme, the horizontal adjustment mechanism includes an adjustment seat fixed on the base plate, an adjustment lead screw is horizontally rotatably installed on the adjustment seat, an operating hand wheel is arranged at the end of the adjustment lead screw, a matching nut is arranged on the second base and is threadedly connected with the adjustment lead screw, and the adjustment lead screw and the matching nut constitute the lead screw nut mechanism.

[0006] As a preferred scheme, the second machine base is fixedly installed with an extension rod, and one end of the second load sensor is connected with the extension rod.

[0007] As a preferred scheme, the first insertion end and the second insertion end are exposed from the hanging shaft and are installed with limiting nuts.

[0008] As a preferred scheme, the first load sensor is installed on the first machine base through an installation shaft segment, the first machine base is provided with a placing groove matched with the installation shaft segment, and the installation shaft segment is placed in the placing groove and is fixed through bolts.

[0009] As a preferred scheme, the hanging shaft comprises an upper shaft segment and a lower shaft segment, the upper shaft segment and the lower shaft segment are connected through a joint bearing, the first insertion hole and the second insertion hole are arranged on the upper shaft segment, and the lower end of the lower shaft segment penetrates through the base plate and is provided with a connecting segment facilitating connection with a weighed article.

[0010] After the above technical scheme is adopted, the effect of the utility model is that: the weighing device of the packaging bag is installed on the base plate, the weighing device comprises a first load sensor, a second load sensor and a hanging shaft, the base plate is installed with a first machine base, one end of the first load sensor is installed on the first machine base, the hanging shaft is provided with a first insertion hole and a second insertion hole, the other end of the first load sensor is a first insertion end and is inserted into the first insertion hole, the base plate is further horizontally slidably installed with a second machine base, one end of the second load sensor is installed on the second machine base, the other end of the second load sensor is a second insertion end and corresponds to the position of the second insertion hole, the second machine base and the base plate are provided with a horizontal adjustment mechanism for adjusting the horizontal sliding of the second machine base so that the second load sensor is inserted into the second insertion hole; firstly, the first load sensor is inserted into the first insertion hole, the horizontal adjustment mechanism drives the second load sensor to horizontally slide away from the second insertion hole, the first load sensor is ensured to weigh, the weighed article is hung on the hanging shaft, and the article can be effectively weighed, then when the first load sensor needs to be replaced and overhauled, the second load sensor is only needed to be driven to be inserted into the second insertion hole, and then the first load sensor on the first machine base is disassembled, the use is not affected, and the maintenance and inspection are simultaneously performed; the weighing device can quickly switch the load sensor, thereby realizing online replacement and meeting the weighing requirements of an automatic or semi-automatic packaging line.

[0011] And the horizontal adjusting mechanism comprises an adjusting seat fixed on the base plate, an adjusting screw rod is horizontally rotatably arranged on the adjusting seat, an operating hand wheel is arranged at the end of the adjusting screw rod, a matched nut is arranged on the second base plate and is in threaded connection with the adjusting screw rod, and the adjusting screw rod and the matched nut form the screw nut mechanism.

[0012] And the second base plate is fixedly arranged with an extension rod, and one end of the second load sensor is connected with the extension rod, so that the second base plate can be accurately and stably inserted into the second insertion hole.

[0013] And the first insertion end and the second insertion end are arranged with limiting nuts and are exposed from the hanging shaft, so that the first load sensor and the second load sensor can be effectively fixed after being inserted into the first insertion hole and the second insertion hole.

[0014] And the first load sensor is arranged on the first base plate through a mounting shaft segment, the first base plate is arranged with a placing groove matched with the mounting shaft segment, and the mounting shaft segment is arranged in the placing groove and is fixed through bolts, so that the mounting shaft segment can be accurately and quickly arranged in the placing groove, and then the mounting shaft segment is fixed through bolts, so that the mounting shaft segment is fixedly arranged and the use is accurate and reliable.

[0015] And the hanging shaft comprises an upper shaft segment and a lower shaft segment, the upper shaft segment and the lower shaft segment are connected through a joint bearing, the first insertion hole and the second insertion hole are arranged on the upper shaft segment, and the lower end of the lower shaft segment penetrates through the base plate and is arranged with a connecting segment convenient for being connected with the weighed object, so that when the weighed object is connected on the connecting segment, the joint bearing connection can ensure that the lower shaft segment and the upper shaft segment have a certain activity, and the hanging and weighing are accurate and stable. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further explained in connection with the drawings and examples.

[0017] Figure 1 is the structure sectional view of the utility model embodiment;

[0018] Figure 2 is the side view of the joint bearing connection of the utility model embodiment;

[0019] In the drawing: 1, base plate; 2, first weighing sensor; 3, second weighing sensor; 4, suspension shaft; 5, first machine base; 6, first insertion hole; 7, second insertion hole; 8, first insertion end; 9, second machine base; 10, second insertion end; 11, adjusting seat; 12, adjusting screw; 13, operating hand wheel; 14, matching nut; 15, extension rod; 16, limiting nut; 17, mounting shaft section; 18, placing groove; 19, bolt; 20, upper shaft section; 21, lower shaft section; 22, knuckle bearing. DETAILED DESCRIPTION

[0020] The utility model will be described in further detail below through specific examples.

[0021] As shown in Figure 1 and Figure 2 , a weighing device of a packaging bag, the weighing device is installed on a base plate 1, the weighing device includes a first weighing sensor 2 and a second weighing sensor 3 and a suspension shaft 4, the first machine base 5 is installed on the base plate 1, one end of the first weighing sensor 2 is installed on the first machine base 5, the suspension shaft 4 is provided with a first insertion hole 6 and a second insertion hole 7, the other end of the first weighing sensor 2 is a first insertion end 8 and is inserted into the first insertion hole 6, the second machine base 9 is also horizontally slidably installed on the base plate 1, one end of the second weighing sensor 3 is installed on the second machine base 9, the other end of the second weighing sensor 3 is a second insertion end 10 and corresponds to the position of the second insertion hole 7, the second machine base 9 and the base plate 1 are provided with a horizontal adjusting mechanism for adjusting the horizontal sliding of the second machine base 9 so that the second weighing sensor 3 is inserted into the second insertion hole 7.

[0022] In the embodiment, the horizontal adjusting mechanism includes an adjusting seat 11 fixed on the base plate 1, the adjusting seat 11 is horizontally rotatably installed with an adjusting screw 12, the end of the adjusting screw 12 is provided with an operating hand wheel 13, the second machine base 9 is provided with a matching nut 14 threadedly connected with the adjusting screw 12, and the adjusting screw 12 and the matching nut 14 constitute the screw nut mechanism; the adjusting screw 12 can be rotated by rotating the operating hand wheel 13, and then the matching nut 14 drives the second machine base 9 to horizontally slide, so that the driving is simple and reliable and the use effect is improved.

[0023] Further, the second machine base 9 is fixedly installed with an extension rod 15, and one end of the second weighing sensor 3 is connected with the extension rod 15; it is ensured that the second machine base 9 can be accurately and stably inserted into the second insertion hole 7, and the installation is accurate and reliable.

[0024] As shown in Figure 1As shown, the first insertion end 8 and the second insertion end 10 are exposed from the hanging shaft 4 and are installed with limiting nuts 16; after being inserted into the first insertion hole 6 and the second insertion hole 7, the first weighing sensor 2 and the second weighing sensor 3 can be effectively fixed.

[0025] In the embodiment, the first weighing sensor is installed on the first base 5 through an installation shaft segment 17, the first base 5 is provided with a placing groove 18 matched with the installation shaft segment 17, the installation shaft segment 17 is placed in the placing groove 18 and is fixed through a bolt 19; the installation shaft segment 17 can be accurately and quickly placed in the placing groove 18, and then is fixed through the bolt 19, so that the fixing is firm and the use is accurate and reliable.

[0026] Further, the hanging shaft 4 comprises an upper shaft segment 20 and a lower shaft segment 21, the upper shaft segment 20 and the lower shaft segment 21 are connected through a joint bearing 22, the first insertion hole 6 and the second insertion hole 7 are arranged on the upper shaft segment 20, and the lower end of the lower shaft segment 21 penetrates through the base plate 1 and is provided with a connecting segment facilitating connection with a weighed article; after the weighed article is connected on the connecting segment, the joint bearing 22 can ensure that the lower shaft segment 21 has a certain activity with the upper shaft segment 20, so that the hanging weighing is accurate and stable.

[0027] The working principle of the embodiment is as follows: first, the first weighing sensor 2 is inserted into the first insertion hole 6, the installation shaft segment 17 of the first weighing sensor 2 is fixed on the first base 5, then the adjusting screw 12 can be rotated through rotating the operation hand wheel 13, the second base 9 is driven to slide horizontally away from the second insertion hole 7 through the cooperation of the nut 14, the first weighing sensor 2 is weighed, then the first weighing sensor 2 is maintained and inspected, the second base 9 is driven to slide horizontally close to the second insertion hole 7, the second weighing sensor 3 is inserted into the second insertion hole 7, and the first weighing sensor 2 is removed, so that the replacement is completed.

[0028] The above-described embodiment is only a description of the preferred embodiment of the present application, and does not limit the scope of the present application; on the basis of not departing from the design spirit of the present application, various modifications and improvements of the technical scheme of the present application are made, which should fall within the protection scope determined by the claims of the present application.

Claims

1. A weighing device for a packaging bag, said weighing device being mounted on a base plate, characterized in that: The weighing device comprises a first weighing sensor and a second weighing sensor and a suspension shaft, a first base is installed on the base plate, one end of the first weighing sensor is installed on the first base, the suspension shaft is provided with a first insertion hole and a second insertion hole, the other end of the first weighing sensor is a first insertion end and is inserted into the first insertion hole, a second base is also horizontally slidably installed on the base plate, one end of the second weighing sensor is installed on the second base, the other end of the second weighing sensor is a second insertion end and corresponds to the position of the second insertion hole, the second base and the base plate are provided with a horizontal adjusting mechanism for adjusting the horizontal sliding of the second base so that the second weighing sensor is inserted into the second insertion hole.

2. A bag weighing apparatus as claimed in claim 1, wherein: The horizontal adjusting mechanism comprises an adjusting seat fixed on the base plate, an adjusting lead screw is horizontally rotatably installed on the adjusting seat, an operating hand wheel is arranged at the end of the adjusting lead screw, a matching nut is arranged on the second base and is threadedly connected with the adjusting lead screw, and the adjusting lead screw and the matching nut constitute a lead screw nut mechanism.

3. A bag weighing apparatus as claimed in claim 2, wherein: An extension rod is fixedly installed on the second base, and one end of the second weighing sensor is connected with the extension rod.

4. A bag weighing apparatus as claimed in claim 3 wherein: The first insertion end and the second insertion end are exposed from the suspension shaft and are provided with limiting nuts.

5. A bag weighing apparatus as claimed in claim 4, wherein: The first weighing sensor is installed on the first base through an installation shaft segment, the first base is provided with a placing groove matched with the installation shaft segment, the installation shaft segment is placed in the placing groove and is fixed through bolts.

6. A device for weighing a package according to claim 5, characterized in that: The suspension shaft comprises an upper shaft segment and a lower shaft segment, the upper shaft segment and the lower shaft segment are connected through a joint bearing, the first insertion hole and the second insertion hole are arranged on the upper shaft segment, and the lower end of the lower shaft segment penetrates through the base plate and is provided with a connecting segment facilitating connection with weighed articles.

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