Pressure resistance tester for paper tube

Abstract

The utility model discloses a compression resistance tester for a paper tube, which belongs to the field of quality inspection and comprises a tester main body, a pressing device is arranged above the tester main body, a pressure measuring device is arranged in the tester main body, a paper tube placing plate is arranged above the pressure measuring device, and a paper tube fixing device is arranged above the paper tube placing plate. Compared with the prior art, the paper tube measuring device has the advantages that the rotating shaft rod is rotated to drive the screw rod to rotate synchronously, so that the paper tube fixing blocks are unfolded towards the two sides synchronously, the inner wall of a paper tube is attached and fixed, and deviation of the paper tube in the measuring process is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of quality inspection, and specifically refers to a paper tube compression tester. BACKGROUND

[0002] In the production process of paper tube, in order to ensure the product quality of paper tube, the operating personnel will sample detection to paper tube finished product, and the compression resistance, corrosion resistance and waterproof performance of paper tube are detected through relevant device, wherein the compression resistance of paper tube is the most important in quality detection, in order to adapt to the pressure tester for paper tube test, the existing manufacturer has invented the special paper tube compression tester.

[0003] The existing paper tube compression tester is through the lower pressing device on the tester main body to paper tube, and the pressure of the paper tube placed on the paper tube placing plate is measured through the pressure measuring device in the compression tester, and finally the display of the tester main body is displayed.

[0004] The existing paper tube compression tester measures, and the paper tube is directly placed between the paper tube placing plate and the lower pressing device, and the paper tube is erected on the paper tube placing plate through the structure of the paper tube itself, and in the pressing process of the lower pressing device, the data deviation caused by unstable paper tube placement often occurs. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model is that the existing paper tube compression tester does not have a fixing device above the paper tube placing plate, so that the measurement data error caused by the structure problem of the paper tube itself often occurs when the paper tube is placed.

[0006] In order to solve the above technical problems, the technical scheme provided by the utility model is as follows: a paper tube compression tester, comprising a tester main body, a lower pressing device is arranged above the tester main body, a pressure measuring device is arranged in the tester main body, a paper tube placing plate is arranged above the pressure measuring device, a paper tube fixing device is arranged above the paper tube placing plate, the paper tube fixing device comprises a synchronous translation mechanism arranged above the paper tube placing plate, a rotating shaft arranged on one side of the synchronous translation mechanism and a sealing shell for storing the synchronous translation mechanism, and the synchronous translation mechanism is connected with the rotating shaft through a gear transmission structure.

[0007] As an improvement, the synchronous translation mechanism comprises mutually opposite screw rods and nuts corresponding to the screw rods, a paper tube fixing block is arranged above the nut, a limiting sliding groove for limiting the sliding track of the paper tube fixing block is arranged on the top end face of the sealing shell, the screw threads of the two mutually opposite screw rods are opposite, and a plurality of fixing frames for fixing the positions of the screw rods and the rotating shaft are arranged above the paper tube placing plate.

[0008] As improvement, the screw rod and the rotating shaft rod are connected with the fixing frame through rotating bearing, the paper tube fixing block is connected with the limiting sliding groove through body contact, the rotating shaft rod and the screw rod are connected with the gear of the gear transmission structure through connecting key, the measuring shaft rod of the pressure measuring device is connected with the bottom surface of the paper tube fixing device through welding, and the sealing shell is connected with the paper tube placing plate through bolt structure.

[0009] As improvement, the pressing device comprises fixing rods located at both sides of the top end of the tester main body, a fixing plate located at the top end of the fixing rod, a pressing plate located directly above the paper tube placing plate, and a telescopic device located between the fixing plate and the pressing plate, the top of the pressing plate is provided with a pressure testing device, and the fixing rod penetrates through the fixing plate.

[0010] As improvement, the bottom surfaces of the pressing plate and the pressure testing device and the fixing plate and the telescopic device are connected through bolt structure, the output shaft of the pressing plate and the telescopic device is connected through welding, and the fixing rod is connected with the fixing plate through body contact.

[0011] As improvement, the pressure measuring device, the telescopic device and the pressure testing device are connected with the tester main body through data line.

[0012] Compared with the prior art, the device drives the screw rod to rotate synchronously by rotating the rotating shaft rod, so that the paper tube fixing block expands synchronously to the two sides, and the inner wall of the paper tube is adhered and fixed, so that the paper tube does not deviate during measurement. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a total structure diagram of the paper tube compression tester.

[0014] Figure 2 It is an explosion diagram of the total structure of the paper tube compression tester.

[0015] Figure 3 It is an explosion diagram of the paper tube fixing device of the paper tube compression tester.

[0016] Figure 4 It is a sectional view of the paper tube fixing device of the paper tube compression tester.

[0017] As shown in the figure: 1, tester main body; 2, pressing device; 21, fixing rod; 22, fixing plate; 23, pressing plate; 24, telescopic device; 25, pressure testing device; 3, pressure measuring device; 4, paper tube placing plate; 5, paper tube fixing device; 51, synchronous translation mechanism; 511, screw rod; 512, nut; 513, paper tube fixing block; 514, limiting sliding groove; 52, rotating shaft rod; 53, sealing shell; 54, gear transmission structure; 55, fixing frame. DETAILED DESCRIPTION

[0018] The utility model makes further detailed description in combination with the drawings below.

[0019] As shown in the description accompanying drawings Figure 1 、 2 It includes tester main body 1, the upper of tester main body 1 is equipped with the down device 2, the inside of tester main body 1 is equipped with pressure measuring device 3, the upper of pressure measuring device 3 is equipped with paper tube placing plate 4, paper tube is placed on paper tube placing plate 4, the upper end of paper tube is pressed through down device 2, the pressure that down device 2 exerts is measured through the pressure measuring device 3 in tester main body 1 inside.

[0020] The down device 2 includes the fixed link 21 located at the both sides of tester main body 1 top, the fixed plate 22 located at the top of fixed link 21, the down plate 23 located at the just above of paper tube placing plate 4 and the telescopic device 24 located between fixed plate 22 and down plate 23, the upper of down plate 23 is equipped with pressure testing device 25, the fixed link 21 passes through fixed plate 22, the down plate 23 and pressure testing device 25 and the bottom surface of fixed plate 22 and telescopic device 24 are all connected through bolt structure, the output shaft of down plate 23 and telescopic device 24 is connected through welding, pressure measuring device 3, telescopic device 24 and pressure testing device 25 are all connected with tester main body 1 through data line, the fixed link 21 is connected with fixed plate 22 through body contact, when paper tube contacts the inductor of pressure testing device 25 (the inductor of pressure testing device 25 is displaced on the bottom surface of down plate 23, and the signal receiver of pressure testing device 25 is fixed on the upper plate surface of down plate 23 using bolt), during measurement, will trigger the receiving signal, so that pressure measuring device 3 starts corresponding data record, to guarantee the accuracy of the data recorded by pressure measuring device 3, when paper tube is deformed due to excessive pressure, pressure testing device 25 will output paper tube damage signal, so that pressure measuring device 3 terminates record.

[0021] As shown in the description accompanying drawings Figure 1 、 3As shown in figures 1-4, the upper part of the paper tube placing plate 4 is provided with a paper tube fixing device 5, the paper tube fixing device 5 comprises a synchronous translation mechanism 51 located above the paper tube placing plate 4, a rotating shaft 52 located at one side of the synchronous translation mechanism 51 and a sealed shell 53 storing the synchronous translation mechanism 51, the rotating shaft 52 penetrates through the side wall of the sealed shell 53, the synchronous translation mechanism 51 is connected with the rotating shaft 52 through a gear transmission structure 54, the synchronous translation mechanism 51 comprises mutually opposite screw rods 511 and nuts 512 corresponding to the screw rods 511, the upper part of the nut 512 is provided with a paper tube fixing block 513, the top end surface of the sealed shell 53 is provided with a limiting sliding groove 514 limiting the sliding track of the paper tube fixing block 513, the two mutually opposite screw rods 511 are oppositely threaded, the upper part of the paper tube placing plate 4 is provided with a plurality of fixing frames 55 fixing the positions of the screw rods 511 and the rotating shaft 52, one side of the rotating shaft 52 is provided with a fixing hole for a wrench, the gear transmission structure 54 comprises a driving gear connected with the rotating shaft 52 and two driven gears perpendicular to the driving gear, the connecting key end of the screw rod 511 is inserted into the driven gear, the connecting key end of the rotating shaft 52 is inserted into the driving gear, the rotating shaft 52 is perpendicular to the screw rod 511, in order to ensure the rotation freedom of the rotating shaft 52 and the screw rod 511, a rotating bearing is installed in the through hole of the fixing frame 55, the paper tube fixing block 513 above the nut 512 penetrates through the limiting sliding groove 514 in the sealed shell 53, and the sliding direction and position of the paper tube fixing block 513 are fixed through the side wall of the limiting sliding groove 514.

[0022] In the specific implementation, the paper tube is sleeved on the paper tube fixing block 513, the rotating shaft 52 is controlled to rotate by using the wrench, so that the paper tube fixing block 513 is driven to move horizontally, until the inner wall of the paper tube is tightly attached to the outer wall of the paper tube fixing block 513, and the paper tube is fixed; the telescopic device 24 is started, the lower pressing plate 23 is pressed downward to the top end of the paper tube, the compression resistance of the paper tube is recorded through the pressure measuring device 3 and the pressure testing device 25, and the related data is displayed through the display of the tester main body 1.

[0023] The above describes the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A kind of paper tube compression tester, including tester main body (1), the upper of tester main body (1) is equipped with down presser (2), the inside of tester main body (1) is equipped with pressure measuring device (3), the upper of pressure measuring device (3) is equipped with paper tube placement plate (4), it is characterized by: The paper tube placing plate (4) is provided with a paper tube fixing device (5) above it, the paper tube fixing device (5) comprises a synchronous translation mechanism (51) above the paper tube placing plate (4), a rotating shaft rod (52) on one side of the synchronous translation mechanism (51) and a sealed shell (53) storing the synchronous translation mechanism (51), and the synchronous translation mechanism (51) is connected with the rotating shaft rod (52) through a gear transmission structure (54).

2. A crush tester for paper tubes according to claim 1, characterized in that: The synchronous translation mechanism (51) comprises mutually opposite screw rods (511) and nuts (512) corresponding to the screw rods (511), the nuts (512) are provided with paper tube fixing blocks (513) above them, the top end surface of the sealed shell (53) is provided with limiting sliding grooves (514) limiting the sliding tracks of the paper tube fixing blocks (513), the two mutually opposite screw rods (511) are threadedly opposite, and the upper surface of the paper tube placing plate (4) is provided with a plurality of fixing frames (55) fixing the positions of the screw rods (511) and the rotating shaft rod (52).

3. A crush tester for paper tubes as defined in claim 2, wherein: The screw rods (511) and the rotating shaft rod (52) are connected with the fixing frames (55) through rotating bearings, the paper tube fixing blocks (513) are connected with the limiting sliding grooves (514) through body contact, the rotating shaft rod (52) and the screw rods (511) are connected with the gears of the gear transmission structure (54) through connecting keys, the measuring shaft of the pressure measuring device (3) is connected with the bottom surface of the paper tube fixing device (5) through welding, and the sealed shell (53) is connected with the paper tube placing plate (4) through a bolt structure.

4. A crush tester for paper tubes as defined in claim 1, wherein: The lower pressing device (2) comprises fixed rods (21) on both sides of the top end of the tester main body (1), fixed plates (22) on the top ends of the fixed rods (21), lower pressing plates (23) directly above the paper tube placing plate (4) and telescopic devices (24) between the fixed plates (22) and the lower pressing plates (23), the upper surfaces of the lower pressing plates (23) are provided with pressure testing devices (25), and the fixed rods (21) pass through the fixed plates (22).

5. A crush tester for paper tubes as defined in claim 4, wherein: The lower pressing plates (23), the pressure testing devices (25), the fixed plates (22) and the bottom surfaces of the telescopic devices (24) are connected through bolt structures, the lower pressing plates (23) and the output shafts of the telescopic devices (24) are connected through welding, and the fixed rods (21) are connected with the fixed plates (22) through body contact.

6. A crush tester for paper tubes as defined in claim 4 wherein: The pressure measuring device (3), the telescopic device (24) and the pressure testing device (25) are connected with the tester main body (1) through data lines.

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