Bag tube opening screw cap torsion detection device

Abstract

The invention relates to the technical field of suction nozzle bag pipe opening screw cap torsion detection, in particular to a bag pipe opening screw cap torsion detection device which comprises movable moving tables, a fixed table is arranged between the moving tables, and movable vertical rods are symmetrically arranged on the moving tables. The two vertical rods on the same side of the different moving tables are slidably provided with the same sliding strip, the sliding strips are provided with side fixing parts, the side fixing parts comprise rotating rods, the rotating rods are rotationally connected with mounting plates, the mounting plates are symmetrically provided with fixed clamping plates, the two sides of each fixed clamping plate are elastically connected with movable clamping plates, and the movable clamping plates are provided with movable clamping plates. Mounting tables are arranged at the ends, away from the moving tables, of the vertical rods, and clamping strips used for clamping the pipe openings of the suction nozzle bags are arranged on the mounting tables of the two vertical rods on each moving table in a sliding mode. Therefore, the suction nozzle bag can be quickly and stably fixed, pressure applied to the soft part of the suction nozzle bag is reduced, liquid in the suction nozzle bag is prevented from being splashed out after the bottle cap is unscrewed, adjustment is convenient, and the application range is wide.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of nozzle bag pipe orifice screw cap torque detection, and particularly relates to a nozzle bag pipe orifice screw cap torque detection device. BACKGROUND

[0002] The torque value of the locking and opening of the bottle cap of the packaging product relative to the nozzle or bottle opening is one of the key control process parameters, and whether the torque value is appropriate has a significant influence on the intermediate transportation and the final consumption of the product (if the torque is too small when the packaging product is locked, leakage problems are prone to occur during transportation, and if the torque is too large when the packaging product is locked, it is difficult for consumers to open, affecting use), so it is often necessary to use a torque detection device to detect samples after the nozzle bag production is completed.

[0003] At present, existing screw cap torque detection devices, such as the Chinese patent with the publication number CN219265566U, disclose a bottle cap torque detector for precise measurement, which comprises a detector main body and a workbench arranged on the detector main body, the workbench is provided with left and right clamping assemblies and front and rear clamping assemblies for fixing the bottle body, the center line of the left and right clamping assemblies is perpendicular to the center line of the front and rear clamping assemblies, the front end face of the detector main body is provided with a touch screen control panel, the left and right clamping assemblies fix and limit the lower part of the bottle body, and the front and rear clamping assemblies fix and limit the upper part of the bottle body, so that the fixing is more firm, but the above-mentioned device is not firm when fixing the nozzle bag (the nozzle bags on the market are mostly divided into two types, one is a small-capacity nozzle bag with only one sealing edge on each side, and the other is a large-capacity nozzle bag with two sealing edges on each side, the fixing mode of the above-mentioned device is single, and lacks a targeted fixing device), if you want to fix it stably, you need to apply a large pressure to the nozzle bag, which not only causes measurement error, but also easily splashes the liquid in the nozzle bag after the bottle cap is unscrewed, which is inconvenient to use.

[0004] How to quickly and stably fix the nozzle bag, reduce the pressure applied to the soft part of the nozzle bag, avoid splashing the liquid in the nozzle bag after the bottle cap is unscrewed, and be convenient to adjust and have a wide range of applications, has become a technical problem that needs to be solved.

[0005] In summary, the prior art has obvious inconvenience and defects in actual use, so it is necessary to improve. SUMMARY

[0006] In view of the above-mentioned defects, the purpose of the present application is to provide a nozzle bag pipe orifice screw cap torque detection device which can quickly and stably fix the nozzle bag, reduce the pressure applied to the soft part of the nozzle bag, avoid splashing the liquid in the nozzle bag after the bottle cap is unscrewed, and be convenient to adjust and have a wide range of applications.

[0007] In order to achieve the above object, the application provides a bag pipe opening screw cap torque detection device, which comprises a torque detection device body, movable moving tables are symmetrically arranged on the detection table of the torque detection device body, a fixed table is arranged between the moving tables, movable vertical rods are symmetrically arranged on the moving tables.

[0008] A same slide bar is slidably arranged on the two vertical rods on the same side of different moving tables, side fixing members are arranged on the slide bar, the side fixing members each comprise a rotating rod which is threadedly arranged on the slide bar, an installation plate is rotationally connected to the rotating rod, symmetrically arranged fixed clamping plates are arranged on the installation plate, and elastic clamping plates are elastically connected to the two sides of the fixed clamping plates.

[0009] An installation table is arranged at the end of the vertical rod away from the moving table, and a clamping bar for clamping the nozzle bag pipe opening is slidably arranged on the installation table of the two vertical rods on each moving table.

[0010] When a small-capacity nozzle bag is fixed, the two elastic clamping plates in the middle are used to clamp the edge of the side of the small-capacity nozzle bag, and when a large-capacity nozzle bag is fixed, the two elastic clamping plates and the fixed clamping plates on the two sides are used to simultaneously fix the two edges of the side of the large-capacity nozzle bag.

[0011] According to the bag pipe opening screw cap torque detection device, the middle part of the clamping bar is provided with a curved positioning part for accommodating the nozzle bag pipe opening, an elastic clamping block is elastically connected to the end of the positioning part close to the nozzle bag pipe opening, an elastic top bar is elastically connected to the clamping bar on the two sides, a locking rod is symmetrically arranged on one of the clamping bars, and the locking rod is threadedly connected to the other clamping bar.

[0012] According to the bag pipe opening screw cap torque detection device, a limiting groove is arranged on the installation table, a limiting column which cooperates with the limiting groove is slidably arranged on the clamping bar, the limiting column is slidably arranged in the limiting groove, symmetrically arranged positioning holes are arranged in the limiting groove, and a positioning head which cooperates with the positioning hole is elastically connected to the limiting column.

[0013] According to the bag pipe opening screw cap torque detection device, a plurality of positioning holes are arranged on the slide bar, and a positioning head which cooperates with the positioning hole is elastically connected to the inside of the vertical rod.

[0014] According to the bag pipe opening screw cap torque detection device, the end of the positioning head away from the positioning hole is inserted into the vertical rod, a plug is symmetrically arranged on the positioning head in the vertical rod, a plug groove which cooperates with the plug is arranged in the vertical rod, the plug is slidably arranged in the plug groove, and an elastic member is arranged between the positioning head and the vertical rod.

[0015] According to the bag pipe opening screw cap torque detection device, an avoiding groove is arranged at the center of the slide bar, and the side fixing member is arranged in the avoiding groove.

[0016] According to the bag pipe orifice screw cap torque detection device provided by the application, the outer part of the vertical rod is sleeved with an elastic sleeve.

[0017] According to the bag pipe orifice screw cap torque detection device provided by the application, the connecting strip is arranged on the fixed clamping plate, the two ends of the connecting strip are connected with the movable clamping plates on the two sides of the fixed clamping plate, the connecting strip in the fixed clamping plate is provided with a sliding block, the fixed clamping plate is provided with a sliding groove matched with the sliding block, the sliding block is slidingly arranged in the sliding groove, and the elastic element is arranged between the sliding block and the sliding groove.

[0018] According to the bag pipe orifice screw cap torque detection device provided by the application, the two movable tables are threadedly connected to the same adjusting rod, the adjusting rod is rotationally connected to the fixed table, the inner thread directions of the two movable tables are opposite, the two ends of the adjusting rod are arranged in the fixed seat, the fixed seat is connected to the detection table, and the adjusting rod is rotationally connected to the fixed seat, and one end of the adjusting rod is connected with the rotating block.

[0019] According to the bag pipe orifice screw cap torque detection device provided by the application, the movable table is symmetrically provided with a sliding groove, the vertical rod is slidingly arranged in the sliding groove, the sliding groove is rotationally connected with a rotatable driving rod, and one end of the vertical rod is inserted into the sliding groove and is threadedly connected with the driving rod.

[0020] The bag pipe orifice screw cap torque detection device provided by the application comprises a vertical rod, and the vertical rod and clamping strips are matched with each other, so that the suction nozzle bag can be quickly and stably fixed, the position of the pipe orifice and the sealing edge is clamped, the pressure applied to the soft part of the suction nozzle bag is reduced, and the liquid in the suction nozzle bag is prevented from splashing out after the bottle cap is twisted open; the side fixing element can distinguish the small-capacity suction nozzle bag and the large-capacity suction nozzle bag according to the different number of side sealing edges of the suction nozzle bag, and the suction nozzle bag can be fixed in a targeted manner, so that the suction nozzle bag can be conveniently adjusted and has a wide application range.

[0021] The bag pipe orifice screw cap torque detection device provided by the application has the advantages that the suction nozzle bag can be quickly and stably fixed, the pressure applied to the soft part of the suction nozzle bag is reduced, the liquid in the suction nozzle bag is prevented from splashing out after the bottle cap is twisted open, the suction nozzle bag can be conveniently adjusted, and has a wide application range. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The figure is a structural diagram of the application; Figure 2 The figure is a structural diagram of the movable table; Figure 3 The figure is a structural diagram of the clamping block; Figure 4 The figure is a structural diagram of the side fixing element; Figure 5 The figure is a sectional view of the positioning head on the vertical rod; Figure 6is a sectional view at the side fixing member; In the figure: 1-torque detection device body, 11-detection table, 111-fixed seat, 12-lifting cover, 2-moving table, 21-adjusting rod, 211-rotary block, 212-rocker, 22-sliding groove, 221-driving rod, 222-driving part, 23-fixed table, 3-stand, 31-elastic sleeve, 32-mounting table, 321-limiting groove, 4-sliding bar, 41-avoidance groove, 5-side fixing member, 51-rotary rod, 52-mounting plate, 521-fixed clamping plate, 53-moving clamping plate, 531-connecting strip, 6-clamping bar, 61-limiting column, 62-positioning part, 63-clamping block, 631-limiting rod, 64-top bar, 65-locking rod, 7-positioning head, 71-positioning hole, 8-elastic part. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below with reference to the drawings. It should be understood that the specific examples described herein are only used to explain the present application, and are not used to limit the present application.

[0024] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood broadly, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected, can be mechanically connected, or can be electrically connected, can be directly connected, or indirectly connected through an intermediate medium, can be internal communication of two elements, and the specific meaning of the above terms in the present application can be understood according to the specific circumstances by those skilled in the art.

[0026] Reference is made to Figure 1 and Figure 2The application provides a bag pipe mouth rotating cap torsion detection device, which comprises a torsion detection device body 1, the torsion detection device body 1 comprises a detection table 11 and a lifting cover 12 and the like, a component capable of fixing and rotating a bottle cap is arranged in the lifting cover 12, the torsion is detected in the process of rotating and opening the bottle cap, and the structure of the torsion detection device body 1 except the structure for fixing a suction nozzle bag (or a bottle body) on the detection table 11 is the same as that of the prior art, and the specific structure and working principle will not be repeated here, the movable moving tables 2 are symmetrically arranged on the detection table 11, a fixed table 23 is arranged between the two moving tables 2, the fixed table 23 can not only provide support for the suction nozzle bag (or the bottle body), but also facilitate an operator to find a position, so that the bottle cap of the suction nozzle bag (or the bottle body) can face the component for rotating the bottle cap in the lifting cover 12, and movable vertical rods 3 are symmetrically arranged on the moving tables 2.

[0027] Referring to Figure 1 and Figure 2 , specifically, the moving tables 2 are cuboid structures, the two moving tables 2 are threadedly connected to the same adjusting rod 21, the adjusting rod 21 is rotationally connected to the fixed table 23, the internal thread directions of the two moving tables 2 are opposite (the external thread directions of the adjusting rod 21 matched with the two moving tables 2 are also opposite), the two ends of the adjusting rod 21 are arranged in the fixed seats 111, the fixed seats 111 are connected to the detection table 11, and the adjusting rod 21 is rotationally connected to the fixed seats 111, one end of the adjusting rod 21 is connected to a rotating block 211, the rotating block 211 is rotated by rotating, under the limitation of the detection table 11, the moving tables 2 cannot rotate with the adjusting rod 21 and can only move towards each other on the detection table 11.

[0028] Referring to Figure 1 and Figure 2 , preferably, the rotating block 211 is provided with a rocker 212, the axis of the rocker 212 is not in the same straight line as the center of the rotating block 211, and the rocker 212 is rotationally connected to the rotating block 211, the rotating block 211 is rotated by rocking the rocker 212, and this is more convenient for an operator to operate.

[0029] Referring to Figure 1 and Figure 2 , specifically, the moving tables 2 are symmetrically provided with sliding grooves 22, the vertical rods 3 are slidingly arranged in the sliding grooves 22, rotatable driving rods 221 are rotationally connected in the sliding grooves 22, one end of the vertical rod 3 inserted into the sliding groove 22 is threadedly connected to the driving rod 221, the driving rod 221 is rotated, under the limitation of the sliding groove 22, the vertical rod 3 cannot rotate with the driving rod 221 and can only move horizontally on the moving table 2.

[0030] Referring to Figure 1 and Figure 2Preferably, the driving members 222 are symmetrically arranged on the mobile station 2, and the output shafts of the driving members 222 penetrate into the sliding groove 22 to connect the driving rods 221, the driving members 222 can drive the driving rods 221 to rotate, thereby saving labor and facilitating the use of the vertical rods 3 to center, limit and fix the bottle body or the suction nozzle bag.

[0031] Referring to Figure 1 and Figure 2 Preferably, the outer part of the vertical rod 3 is sleeved with an elastic sleeve 31, which has a certain deformation capacity (for example, a rubber sleeve), and when the bottle body is fixed, the elastic sleeve 31 can better adapt to the shape of the bottle body.

[0032] Referring to Figure 1 and Figure 6 The same sliding bar 4 is slidably arranged on the two vertical rods 3 on the same side of the different mobile stations 2, the sliding bar 4 can slide on the two vertical rods 3 on the same side, and the sliding bar 4 will not be separated from the vertical rod 3 if it is not pulled away on one side, a plurality of positioning holes 71 are arranged on the sliding bar 4, and a positioning head 7 matched with the positioning holes 71 is symmetrically and elastically connected inside the vertical rod 3 (the end of the positioning head 7 away from the positioning hole 71 is inserted into the vertical rod 3, the positioning head 7 inside the vertical rod 3 is symmetrically provided with an insertion block, the vertical rod 3 is provided with an insertion slot matched with the insertion block, the insertion block is slidably arranged in the insertion slot, and an elastic member 8 is arranged between the positioning head 7 and the vertical rod 3), when the sliding bar 4 stops sliding, the positioning head 7 is matched with the positioning hole 71, thereby locking the position of the sliding bar 4, the center of the sliding bar 4 is provided with an avoiding groove 41, the avoiding groove 41 is provided with a side fixing member 5, the side fixing member 5 includes a rotating rod 51 threaded on the sliding bar 4, a mounting plate 52 is rotatably connected to the rotating rod 51 in the avoiding groove 41 (the friction between the mounting plate 52 and the rotating rod 51 is large, and the mounting plate 52 will not rotate randomly without external interference), a fixed clamping plate 521 is symmetrically arranged on the mounting plate 52, and a movable clamping plate 53 is elastically connected to the two sides of the fixed clamping plate 521 (a connecting strip 531 is threaded on the fixed clamping plate 521, the two ends of the connecting strip 531 are connected to the movable clamping plates 53 on the two sides of the fixed clamping plate 521, the connecting strip 531 inside the fixed clamping plate 521 is provided with a sliding block, the fixed clamping plate 521 is provided with a sliding channel matched with the sliding block, the sliding block is slidably arranged in the sliding channel, and an elastic member 8 is arranged between the sliding block and the sliding channel), and the two movable clamping plates 53 between the two fixed clamping plates 521 abut each other.

[0033] Referring to Figure 1 and Figure 6The side of the nozzle bag is mostly divided into two kinds, one kind of small capacity nozzle bag is directly sealed by two pieces of material, that is, only one sealing edge on each side, and the other kind of large capacity nozzle bag has two sealing edges on each side, and there is a part of recess between the two sealing edges of each side (the above two kinds of nozzle bags are mature prior art, and the specific shape and manufacturing process will not be described here); when fixing the small capacity nozzle bag, rotate the rotating rod 51 to adjust the position of the two side fixing pieces 5, pull the movable clamping plates 53 on both sides of each side fixing piece 5, the movable clamping plates 53 move the connecting strips 531, and at the same time, the elastic elements 8 at the connecting strips 531 are squeezed, so that the two movable clamping plates 53 on the middle part of each side fixing piece 5 are brought into abutment with each other, the sealing edges of the side of the small capacity nozzle bag are placed between the two movable clamping plates 53, and the sealing edges of the side of the small capacity nozzle bag are fixed by the two movable clamping plates 53; when fixing the large capacity nozzle bag, rotate the rotating rod 51 to adjust the position of the two side fixing pieces 5, pull the movable clamping plates 53 on both sides of each side fixing piece 5, and at the same time, insert the two fixed clamping plates 521 of each side fixing piece 5 into the recess between the two sealing edges of the side of the large capacity nozzle bag, respectively, place the two sealing edges of the side of the large capacity nozzle bag into the gap between the movable clamping plates 53 and the fixed clamping plates 521 on both sides of each side fixing piece 5, release the movable clamping plates 53, and simultaneously fix the two sealing edges of the side of the large capacity nozzle bag by the movable clamping plates 53 and the fixed clamping plates 521.

[0034] Referring to Figure 1 and Figure 6 , the installation table 32 of the two vertical rods 3 away from the moving table 2 is provided with a clamping strip 6, the middle part of the clamping strip 6 is provided with a curved positioning part 62 for accommodating the nozzle bag pipe, the end of the positioning part 62 close to the nozzle bag pipe is elastically connected with a clamping block 63, the two clamping strips 6 are elastically connected with a top strip 64 (the connection mode between the top strip 64 and the clamping strip 6 is the same as the connection mode between the positioning head 7 and the vertical rod 3, and the specific structure and working principle will not be described here), and one of the clamping strips 6 is symmetrically provided with a locking rod 65, and the locking rod 65 is threadedly connected to the other clamping strip 6 (the other clamping strip 6 is symmetrically provided with a locking hole matched with the locking rod 65); the two clamping strips 6 are close to each other, the locking rod 65 is used to improve the tightness between the two clamping strips 6, the clamping block 63 clamps the nozzle bag pipe, and the top strip 64 clamps the sealing edge of the nozzle bag pipe, so that the nozzle bag is fixed.

[0035] Referring to Figure 1 and Figure 6Preferably, the mounting table 32 is provided with a limiting groove 321, and the clamping strip 6 is provided with a limiting column 61 which is in sliding fit with the limiting groove 321 (the clamping strip 6 is provided with a containing groove which allows the limiting column 61 to slide), the limiting column 61 is in sliding fit in the limiting groove 321, and the limiting groove 321 is symmetrically provided with a positioning hole 71, and the limiting column 61 is symmetrically and elastically connected with a positioning head 7 which is in fit with the positioning hole 71 (the connecting mode between the positioning head 7 and the limiting column 61 is the same as the connecting mode between the positioning head 7 and the vertical rod 3, and the specific structure and working principle thereof will not be repeated here), and the clamping strip 6 is prevented from moving when the clamping strip 6 is not moved.

[0036] Referring to Figure 1 and Figure 6 , specifically, the clamping block 63 is connected with a limiting rod 631 which is close to one end of the clamping strip 6, and the limiting rod 631 is elastically connected to the clamping strip 6 (the connecting mode between the limiting rod 631, the clamping strip 6 and the connecting strip 531, the positioning clamping plate 521 is the same, and the specific structure and working principle thereof will not be repeated here), which can not only ensure the clamping force of the clamping block 63, but also improve the stability of the clamping block 63.

[0037] Referring to Figure 1 and Figure 6 , preferably, the elastic member 8 is a spring which provides return power.

[0038] Referring to Figure 1 and Figure 6 , preferably, the driving member 222 is a rotary motor which provides power for the device.

[0039] Referring to Figure 1 and Figure 6 , when in use, the suction nozzle bag is placed on the fixing table 23 when the suction nozzle bag is fixed, and the nozzle port of the suction nozzle bag is ensured to face the component of the rotating bottle cap in the lifting cover 12, the two clamping strips 6 are close to each other, the locking rod 65 is connected, the suction nozzle bag nozzle port is clamped by the clamping block 63, and the top strip 64 clamps the edge of the nozzle port on both sides, so as to complete the fixation of the nozzle port.

[0040] If the suction nozzle bag is a small-capacity suction nozzle bag, the position of the side fixing member 5 is adjusted, the movable clamping plates 53 on both sides are pulled, and the edge of the side of the small-capacity suction nozzle bag is placed between the two movable clamping plates 53, and the edge of the side of the small-capacity suction nozzle bag is fixed by the two movable clamping plates 53.

[0041] If the nozzle bag is a large-capacity nozzle bag, the position of the side fixing piece 5 is adjusted, the movable clamping plate 53 on both sides is pulled, and the two fixed clamping plates 521 on each side fixing piece 5 are inserted into the recess between the two sealing edges on the side of the large-capacity nozzle bag. The two sealing edges on the side of the large-capacity nozzle bag are respectively placed in the gap between the movable clamping plate 53 and the fixed clamping plate 521 on each side fixing piece 5, and the two sealing edges on the side of the large-capacity nozzle bag are fixed by the movable clamping plate 53 and the fixed clamping plate 521.

[0042] When fixing the bottle body, the bottle body is placed on the fixing table 23, the bottle mouth of the bottle body is ensured to face the assembly of the rotating bottle cap in the lifting cover 12, the clamping strip 6 and the side fixing piece 5 are moved away from the side of the symmetry center (the side fixing piece 5 is retreated into the avoiding groove 41), the clamping strip 6 and the side fixing piece 5 are avoided to affect the fixation of the bottle body, the position of the vertical rod 3 is adjusted, the bottle body is fixed by the elastic sleeve 31, if the diameter of the bottle body is small, the clamping strip 6 can also be moved, the bottle mouth of the bottle body is clamped by the clamping block 63 at the same time, and the stability is further improved.

[0043] The bag pipe mouth rotating cap torsion detection device provided by the application has the advantages that the nozzle bag can be quickly and stably fixed, the pressure applied to the soft part of the nozzle bag is reduced, the liquid in the nozzle bag is avoided from splashing out after the bottle cap is twisted off, the side fixing piece can distinguish the small-capacity nozzle bag and the large-capacity nozzle bag according to the number of sealing edges on the side of the nozzle bag, and the side fixing piece can be fixed in a targeted manner, is convenient to adjust, and has wide application range.

[0044] Of course, the present application can have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present application without departing from the spirit and essence of the present application. However, these corresponding changes and modifications should all belong to the protection scope of the claims attached to the present application.

Claims

1. A bag tube capping torque detection device, characterized in that: The device comprises a torque detection device body, wherein movable platforms are symmetrically arranged on the detection platform of the torque detection device body, a fixed platform is arranged between the movable platforms, and movable vertical poles are symmetrically arranged on the movable platforms; The two vertical rods on the same side of different moving platforms are both slidably provided with the same sliding bar, and the sliding bar is provided with a side fixing piece, and the side fixing piece comprises a rotating rod threaded through the sliding bar, and the rotating rod is rotatably connected to a mounting plate, and the mounting plate is symmetrically provided with a fixed clamping plate, and both sides of the fixed clamping plate are elastically connected to a movable clamping plate; The ends of the vertical poles away from the moving platform are each provided with a mounting platform, and the mounting platforms of the two vertical poles on each moving platform are slidably provided with a clamping strip for clamping the nozzle bag tube mouth; When fixing a small-capacity spout bag, use the two movable clamps located in the middle to clamp the side sealing edges of the small-capacity spout bag. When fixing a large-capacity spout bag, use the movable clamps and fixed clamps located on both sides to fix the two side sealing edges of the large-capacity spout bag at the same time.

2. The bag tube capping torque detection device according to claim 1, characterized in that: The middle part of the clamping strip is provided with a curved positioning portion for accommodating the nozzle bag tube mouth, and the end of the positioning portion close to the nozzle bag tube mouth is elastically connected to a clamping block, and the clamping strips on both sides are elastically connected to top strips, and one of the clamping strips is symmetrically provided with a locking rod, and the locking rod is threadedly connected to the other clamping strip.

3. The bag tube capping torque detection device according to claim 2, characterized in that: The mounting platforms are all provided with limit grooves, the clamping bars are all slidably provided with limit columns that cooperate with the limit grooves, the limit columns are all slidably set in the limit grooves, and the limit grooves are all symmetrically provided with positioning holes, and the limit columns are all symmetrically elastically connected with positioning heads that cooperate with the positioning holes.

4. The bag tube capping torque detection device according to claim 1, characterized in that: The sliding bars are each provided with a plurality of positioning holes, and the interiors of the vertical rods are each symmetrically and elastically connected with positioning heads that match the positioning holes.

5. The bag tube capping torque detection device according to claim 4, characterized in that: The ends of the positioning heads away from the positioning holes are inserted into the vertical poles, and the positioning heads inside the vertical poles are symmetrically provided with insert blocks. The vertical poles are provided with slots that cooperate with the insert blocks. The insert blocks are slidably set in the slots, and elastic parts are provided between the positioning heads and the vertical poles.

6. The bag tube capping torque detection device according to claim 1, characterized in that: The centers of the sliding bars are all provided with avoidance grooves, and the side fixing members are all arranged in the avoidance grooves.

7. The bag tube capping torque detection device according to claim 1, characterized in that: The exteriors of the vertical poles are all covered with elastic sleeves.

8. The bag tube capping torque detection device according to claim 1, characterized in that: The fixed splints are each provided with connecting strips, both ends of the connecting strips are connected to the movable splints on both sides of the fixed splints, sliders are each provided on the connecting strips inside the fixed splints, slideways cooperating with the sliders are each provided inside the fixed splints, the sliders are slidably set in the slideways, and elastic parts are provided between the sliders and the slideways.

9. The bag tube capping torque detection device according to claim 1, characterized in that: The two movable platforms are threadedly connected to the same adjusting rod, which is rotatably connected to the fixed platform, and the internal threads of the two movable platforms are in opposite directions. Both ends of the adjusting rod are passed through the fixed seat, which is connected to the detection platform, and the adjusting rod is rotatably connected to the fixed seat. One end of the adjusting rod is connected to the rotating block.

10. The bag tube capping torque detection device according to claim 1, characterized in that: The movable platform is symmetrically provided with a slide groove, the vertical rods are slidably arranged in the slide groove, the slide groove is rotatably connected with a rotatable driving rod, and one end of the vertical rod is inserted into the slide groove and threadedly connected to the driving rod.

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