Horizontal paper pulp sieve end cover disassembling and assembling tool

Abstract

The utility model discloses a horizontal paper pulp sieve end cover disassembling and assembling tool which comprises a supporting base, walking wheels, a side limiting assembly and a top limiting assembly. The supporting base is provided with a supporting face used for supporting a horizontal paper pulp sieve end cover. The walking wheels are used for driving the supporting base to move. The side limiting assemblies are installed on the supporting base and used for clamping the left side and the right side of the end cover of the horizontal paper pulp screen. The top limiting assembly is installed on the supporting base and comprises a limiting block capable of being clamped to the top end of the end cover of the horizontal paper pulp screen. The horizontal paper pulp screen end cover is supported through the supporting seat, and the horizontal paper pulp screen end cover is limited to the horizontal paper pulp screen end cover disassembling and assembling tool through the side limiting assembly and the top limiting assembly. After the end cover of the horizontal paper pulp sieve is detached and moved to the preset position to be cleaned and overhauled, when the end cover of the horizontal paper pulp sieve needs to be installed, the disassembly and assembly tool for the end cover of the horizontal paper pulp sieve is moved to the original position to be installed, and the disassembly and assembly safety of the end cover of the horizontal paper pulp sieve is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dismantling tool technical field, especially a horizontal paper pulp sieve end cover dismounting frock. BACKGROUND

[0002] In the papermaking process, a large amount of damaged paper will be produced due to various reasons. In order to avoid the waste of raw materials and reduce the production cost, the damaged paper will be recycled and reused. In the recycling process, the damaged paper is basically screened by a pressure screen, realizing the recycling and reuse of paper. In order to ensure the recycling and reuse efficiency, the screen frame in the pressure screen needs to be cleaned and flushed regularly to maintain the cleanliness of the screen frame in the pressure screen.

[0003] For example, the horizontal paper pulp sieve end cover needs to be removed before the screen frame is taken out for cleaning each time. Since the horizontal paper pulp sieve end cover of the pressure screen is heavy, two or more people or even more people need to cooperate to lift it down and put it in a safe area. Then the horizontal paper pulp sieve end cover is lifted up and installed again when it is rotated.

[0004] However, there is a great safety risk in the carrying process, and the efficiency is low. At the same time, since the horizontal paper pulp sieve end cover is attached to the sieve shell, it is easy to squeeze the hand when disassembling and installing, which has a safety hazard.

[0005] Therefore, how to improve the dismounting safety of the horizontal paper pulp sieve end cover is a technical problem to be solved by the technical personnel in the field. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims to provide a horizontal paper pulp sieve end cover dismounting frock to improve the dismounting safety of the horizontal paper pulp sieve end cover.

[0007] The horizontal paper pulp sieve end cover dismounting frock provided by the application comprises:

[0008] A support seat is provided with a support surface for supporting the horizontal paper pulp sieve end cover;

[0009] A walking wheel is used to drive the support seat to move;

[0010] A side limiting assembly is installed on the support seat, and is used to clamp the left and right sides of the horizontal paper pulp sieve end cover;

[0011] A top limiting assembly is installed on the support seat, and comprises a limiting block capable of being clamped on the top end of the horizontal paper pulp sieve end cover.

[0012] Optionally, in the horizontal paper pulp sieve end cover dismounting frock, the side limiting assembly comprises:

[0013] A first clamping plate is mounted on the support base, and has a first limiting surface for clamping one side of the end cover of the horizontal pulp screen, the first limiting surface being an L-shaped limiting surface;

[0014] A second clamping plate is mounted on the support base, and has a second limiting surface for clamping the other side of the end cover of the horizontal pulp screen, the second limiting surface being an L-shaped limiting surface;

[0015] A transverse driving device is mounted on the support base, and has a power output end connected with the second clamping plate, so as to drive the second clamping plate to move close to and away from the first clamping plate.

[0016] Optionally, in the horizontal pulp screen end cover dismounting tool, the transverse driving device comprises:

[0017] A motor is mounted on the support base;

[0018] A first screw rod has one end fixedly connected with the output end of the motor, and the second clamping plate is threadedly connected with the first screw rod, the support base is provided with a first screw rod mounting groove for accommodating the first screw rod, and the opposite sides of the second clamping plate abut against the opposite sides of the first screw rod mounting groove.

[0019] Optionally, in the horizontal pulp screen end cover dismounting tool, the other end of the first screw rod is rotatably mounted on the support base through a bearing.

[0020] Optionally, in the horizontal pulp screen end cover dismounting tool, the top limiting assembly further comprises:

[0021] A stop rod has a bottom end fixedly connected with the support base;

[0022] A support shaft has a bottom end rotatably mounted on the stop rod;

[0023] A support plate is fixedly connected with the support shaft;

[0024] A second screw rod is in clearance fit with the support plate, and the limiting block is fixedly mounted on the second screw rod;

[0025] A nut is threadedly connected with the second screw rod, and a side wall thereof is in abutment with the support plate, and the limiting block and the nut are located on the opposite sides of the support plate.

[0026] Optionally, in the horizontal pulp screen end cover dismounting tool, the top limiting assembly further comprises a handle fixedly connected with the nut, so as to rotate the nut.

[0027] Optionally, in the horizontal paper pulp screen end cover dismounting and mounting tool, side portions of the support plate are provided with limiting surfaces for abutting against side portions of the horizontal paper pulp screen end cover.

[0028] Optionally, in the horizontal paper pulp screen end cover dismounting and mounting tool, the traveling wheels are universal wheels, and at least one of the traveling wheels is provided with a brake assembly.

[0029] Optionally, in the horizontal paper pulp screen end cover dismounting and mounting tool, further comprising:

[0030] a base, the traveling wheels being installed at a bottom end of the base;

[0031] a lifting device, the lifting device comprising telescopic devices arranged in sequence in a horizontal direction, the telescopic devices being installed at the base, and telescopic ends of top ends of the telescopic devices being connected with the support seat.

[0032] Optionally, in the horizontal paper pulp screen end cover dismounting and mounting tool, the base is an I-shaped support frame, and the I-shaped support frame comprises:

[0033] horizontal rods, the horizontal rods comprising two, and each of the horizontal rods being provided with at least two traveling wheels;

[0034] vertical rods, opposite ends of the vertical rods being connected with the horizontal rods respectively, and the support seat being installed at the vertical rods.

[0035] In the technical solution, the horizontal paper pulp screen end cover dismounting and mounting tool comprises a support seat, traveling wheels, a side portion limiting assembly and a top portion limiting assembly, the support seat is provided with a support surface for supporting the horizontal paper pulp screen end cover. The traveling wheels are used for driving the support seat to move. The side portion limiting assembly is installed at the support seat, and the side portion limiting assembly is used for clamping left and right sides of the horizontal paper pulp screen end cover. The top portion limiting assembly is installed at the support seat, and the top portion limiting assembly comprises a limiting block capable of being clamped at a top end of the horizontal paper pulp screen end cover.

[0036] As known from the above description, in the horizontal paper pulp screen end cover dismounting and mounting tool, the horizontal paper pulp screen end cover is supported by the support seat, and the horizontal paper pulp screen end cover is limited in the horizontal paper pulp screen end cover dismounting and mounting tool by the side portion limiting assembly and the top portion limiting assembly. After the horizontal paper pulp screen end cover is dismounted and moved to a preset position for cleaning and maintenance, when the horizontal paper pulp screen end cover needs to be installed, the horizontal paper pulp screen end cover dismounting and mounting tool can be moved to the original position for installation, and the dismounting and mounting safety of the horizontal paper pulp screen end cover is improved. BRIEF DESCRIPTION OF DRAWINGS

[0037] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the accompanying drawings required to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the accompanying drawings in the following description only constitute the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of the provided drawings.

[0038] Figure 1 The structure diagram of the horizontal pulp screen end cover dismounting tool provided by the embodiments of the present application is shown in the figure.

[0039] Figure 2 For Figure 1 The enlarged view of A part of the horizontal pulp screen end cover dismounting tool is shown in the figure.

[0040] Among them Figures 1-2 1-walking wheel, 2-lifting device, 3-base, 4-stop rod, 5-supporting seat, 6-first clamping plate, 7-second clamping plate, 8-first screw, 9-motor, 10-supporting plate, 11-supporting shaft, 12-second screw, 13-limiting block, 14-nut. DETAILED DESCRIPTION

[0041] The core of the present application is to provide a horizontal pulp screen end cover dismounting tool to improve the dismounting safety of the horizontal pulp screen end cover.

[0042] In order to make those skilled in the art better understand the technical scheme of the present application, the present application will be further described in detail below in combination with the accompanying drawings and embodiments.

[0043] Please refer to Figure 1 And Figure 2 .

[0044] In a specific embodiment, the horizontal pulp screen end cover dismounting tool provided by the embodiments of the present application comprises a supporting seat 5, a walking wheel 1, a side limiting assembly and a top limiting assembly. The supporting seat 5 is provided with a supporting surface for supporting the horizontal pulp screen end cover. Specifically, the shape of the supporting surface is determined according to the supporting position of the horizontal pulp screen end cover, which is not limited in the present application.

[0045] The walking wheel 1 is used to drive the supporting seat 5 to move. In order to facilitate the movement of the horizontal pulp screen end cover dismounting tool, preferably, the walking wheel 1 is a universal wheel.

[0046] In order to facilitate the dismounting of the horizontal pulp screen end cover, preferably, at least one walking wheel 1 is provided with a brake assembly, for example, all walking wheels 1 can be provided with a brake assembly.

[0047] The side limiting assembly is installed on the support base 5, and is used to clamp the left and right sides of the end cover of the horizontal pulp screen. Specifically, the side limiting assembly can be two clamps that can move closer to or away from each other. When the two clamps move closer to each other, the end cover of the horizontal pulp screen is clamped. For example, a telescopic cylinder drives the relative movement of the two clamps. Specifically, one clamp is installed on the telescopic end of the telescopic cylinder.

[0048] In one specific embodiment, the side limiting assembly includes a first clamp plate 6, a second clamp plate 7, and a transverse driving device. The first clamp plate 6 is installed on the support base 5 and has a first limiting surface that clamps one side of the end cover of the horizontal pulp screen. The first limiting surface is an L-shaped limiting surface. The second clamp plate 7 is installed on the support base 5 and has a second limiting surface that clamps the other side of the end cover of the horizontal pulp screen. The second limiting surface is also an L-shaped limiting surface. The two surfaces of the L-shaped limiting surface are perpendicular to the horizontal plane.

[0049] The transverse driving device is installed on the support base 5, and the power output end of the transverse driving device is connected with the second clamp plate 7 to drive the second clamp plate 7 to move closer to or away from the first clamp plate 6. Specifically, the transverse driving device can be a telescopic cylinder, for example, a pneumatic cylinder.

[0050] In one specific embodiment, the transverse driving device includes a motor 9 and a first screw rod 8. The motor 9 is installed on the support base 5. Specifically, the motor 9 can be a servo motor. One end of the first screw rod 8 is fixedly connected with the output end of the motor 9. The second clamp plate 7 is threadedly connected with the first screw rod 8. The support base 5 is provided with a first screw rod mounting groove that accommodates the first screw rod 8. The opposite sides of the second clamp plate 7 abut against the opposite sides of the first screw rod mounting groove. The opposite sides of the first screw rod mounting groove limit the second clamp plate 7 to realize linear movement of the second clamp plate 7.

[0051] In order to facilitate the rotation of the first screw rod 8, the other end of the first screw rod 8 is rotatably installed on the support base 5 through a bearing. Specifically, the bearing is installed at one end of the first screw rod mounting groove.

[0052] The top limiting assembly is installed on the support base 5 and includes a limiting block 13 that can be clamped on the top end of the end cover of the horizontal pulp screen. Specifically, the limiting block 13 can be detachably connected with the support base 5. When it is necessary to limit the top end of the end cover of the horizontal pulp screen, the limiting block 13 is installed on the support base 5. Alternatively, the limiting block 13 is installed on the support base 5 through a telescopic cylinder. When it is necessary to clamp the top end of the end cover of the horizontal pulp screen, the telescopic cylinder drives the limiting block 13 to descend and clamp the top end of the end cover of the horizontal pulp screen.

[0053] It can be known from the above description that, in the horizontal pulp screen end cover dismounting tool provided in the embodiments of the present application, the horizontal pulp screen end cover is supported by the support seat 5, and the horizontal pulp screen end cover is limited in the horizontal pulp screen end cover dismounting tool by the side limiting assembly and the top limiting assembly. After the horizontal pulp screen end cover is dismounted, the horizontal pulp screen end cover dismounting tool is moved to the preset position for cleaning and maintenance. When the horizontal pulp screen end cover needs to be installed, the horizontal pulp screen end cover dismounting tool is moved to the original position for installation. The dismounting safety of the horizontal pulp screen end cover is improved.

[0054] As shown in Figure 2 In one embodiment, the top limiting assembly further comprises a blocking rod 4, a support shaft 11, a support plate 10, a second screw rod 12 and a nut 14. The bottom end of the blocking rod 4 is fixedly connected with the support seat 5. The bottom end of the support shaft 11 is rotatably installed on the blocking rod 4. Specifically, the support shaft 11 can be a cylindrical shaft, and the top end of the blocking rod 4 is provided with a cylindrical hole in clearance fit with the support shaft 11. In order to facilitate the rotation of the support shaft 11, the support shaft 11 is connected with the blocking rod 4 through a bearing.

[0055] The support plate 10 is fixedly connected with the support shaft 11. Specifically, the support plate 10 and the support shaft 11 can be locked by a threaded fastener, or the two are integrally formed by adhesion, or the two are directly integrally processed and formed.

[0056] In order to facilitate the movement of the second screw rod 12 along its axis, preferably, the second screw rod 12 is in clearance fit with the support plate 10, so as to avoid scratching the second screw rod 12 by the support plate 10. The limiting block 13 is fixedly installed on the second screw rod 12. Specifically, the limiting block 13 can be welded on the second screw rod 12.

[0057] Specifically, the nut 14 is threadedly connected with the second screw rod 12. The side wall of the nut 14 is attached to the support plate 10, and the limiting block 13 and the nut 14 are located on opposite sides of the support plate 10. When it is needed to axially move the second screw rod 12, the worker can fix the limiting block 13 with one hand to avoid the rotation of the limiting block 13, and rotate the nut 14 with the other hand, so as to realize the axial rotation of the second screw rod 12, until the limiting block 13 abuts against the horizontal pulp screen end cover.

[0058] In order to facilitate the rotation of the nut 14, preferably, the top limiting assembly further comprises a handle fixedly connected with the nut 14 to rotate the nut 14. Specifically, the handle is welded on the outer periphery of the nut 14. The handle can be provided with one, or at least two circumferentially arranged around the nut 14.

[0059] In order to effectively limit the horizontal pulp screen end cover, preferably, the side portion of the support plate 10 is provided with a limiting surface for abutting against the side portion of the horizontal pulp screen end cover. The shape of the limiting surface is the same as that of the side portion of the horizontal pulp screen end cover, so as to limit the horizontal pulp screen end cover.

[0060] On the basis of the above-mentioned solutions, the horizontal pulp screen end cover dismounting tool further comprises a base 3 and a lifting device 2, and the walking wheels 1 are installed at the bottom end of the base 3. The lifting device 2 comprises telescopic devices arranged in sequence in the horizontal direction, the telescopic devices are installed on the base 3, and the telescopic ends at the top end of the telescopic devices are connected with the support seat 5. Specifically, the telescopic devices can be electric telescopic rods, air cylinders or hydraulic cylinders. For example, two telescopic devices can be arranged.

[0061] In order to improve the support stability, preferably, the base 3 is an I-shaped support frame, the I-shaped support frame comprises horizontal rods and a vertical rod, the horizontal rods comprise two, and preferably, the two horizontal rods are arranged in parallel. At least two walking wheels 1 are arranged on each horizontal rod, and one walking wheel 1 is arranged at each opposite end of each horizontal rod. The two horizontal rods are connected with opposite ends of the vertical rod respectively, and the support seat 5 is installed on the vertical rod.

[0062] In order to facilitate understanding, the following will be described in combination with a specific working mode. When the horizontal pulp screen end cover is dismounted, the horizontal pulp screen end cover dismounting tool is first moved to the horizontal pulp screen end cover, the first clamping plate 6 is tightly attached to one side of the horizontal pulp screen end cover, the blocking rod 4 is tightly attached to the front of the horizontal pulp screen end cover, then the switch of the telescopic device is turned on, the support seat 5 is attached to the bottom of the horizontal pulp screen end cover, then the switch of the motor 9 is turned on, the motor 9 drives the first screw rod 8 to rotate, the first screw rod 8 rotates while driving the second clamping plate 7 to move to the horizontal pulp screen end cover, until the horizontal pulp screen end cover is clamped, then the switch of the motor 9 is turned off, and the fastening of the horizontal pulp screen end cover is completed.

[0063] The connecting bolts on the horizontal pulp screen end cover can be dismounted by the dismounting personnel, after all the bolts are dismounted, the horizontal pulp screen end cover dismounting tool can be slightly moved, then the support shaft 11 is pulled upward and rotated, the limiting block 13 is rotated to one side of the horizontal pulp screen end cover and clamped on the top of the horizontal pulp screen end cover, then the nut 14 is rotated, so that the side surface of the limiting block 13 clamps the side of the upper surface of the horizontal pulp screen end cover, at this time, the horizontal pulp screen end cover can be fixed on the horizontal pulp screen end cover dismounting tool, then the horizontal pulp screen end cover dismounting tool can be moved to a suitable position for cleaning, maintenance and the like of the pulp screen, when the horizontal pulp screen end cover needs to be installed, the horizontal pulp screen end cover dismounting tool can be moved to the original position for installation.

[0064] In this way, the horizontal pulp screen end cover is disassembled more labor-saving and convenient to operate, and a single person can complete the disassembly, saving time and effort. Compared with the traditional way, the safety is greatly improved. After the horizontal pulp screen end cover is disassembled, the horizontal pulp screen end cover can be fixed through the first clamping plate 6, the second clamping plate 7, the stop rod and the limiting block 13, so as to solve the safety hidden danger that the horizontal pulp screen end cover may slide off. During the process that the worker pulls out and moves the horizontal pulp screen end cover, the worker himself or the equipment can be protected.

[0065] The application provides a horizontal pulp screen end cover dismounting tool with simple overall structure and convenient operation, which is suitable for horizontal pulp screen end covers with different diameters and sizes, is more convenient for workers to use, and improves the maintenance efficiency.

[0066] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts between the various embodiments can be referred to each other.

[0067] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A horizontal pulp screen end cap dismounting tool, characterized in that, The utility model relates to a horizontal paper pulp screen end cover supporting device, including: Supporting seat (5) is equipped with the supporting surface for supporting horizontal paper pulp screen end cover on supporting seat (5); Walking wheel (1) is used to drive supporting seat (5) movement; Side limit component is installed to supporting seat (5), and side limit component is used to clamp the left and right sides of horizontal paper pulp screen end cover; Top limit component is installed to supporting seat (5), and top limit component includes the limit block (13) that can be jointed in the top end of horizontal paper pulp screen end cover.

2. The horizontal pulp screen end cap dismounting tool according to claim 1, characterized in that, The side limit component includes: First clamping plate (6) is installed to supporting seat (5), and first clamping plate (6) has the first limit surface of jointing one side of horizontal paper pulp screen end cover, and first limit surface is L type limit surface; Second clamping plate (7) is installed to supporting seat (5), and second clamping plate (7) has the second limit surface of jointing the other side of horizontal paper pulp screen end cover, and second limit surface is L type limit surface; Transverse drive arrangement is installed to supporting seat (5), and the power output end of transverse drive arrangement is connected with second clamping plate (7), to drive second clamping plate (7) close to and away from first clamping plate (6).

3. The horizontal pulp screen end cap dismounting tool according to claim 2, characterized in that, The transverse drive arrangement includes: Motor (9) is installed to supporting seat (5); First screw rod (8) one end is fixedly connected with the output end of motor (9), and second clamping plate (7) is threadedly connected with first screw rod (8), and supporting seat (5) is equipped with the first screw rod installation groove of accommodating first screw rod (8), and the opposite sides of second clamping plate (7) are abutted with the opposite sides of first screw rod installation groove.

4. The horizontal pulp screen end cap dismounting tool according to claim 3, characterized in that, The other end of first screw rod (8) is rotatably installed to supporting seat (5) through bearing.

5. The horizontal pulp screen end cap disassembly tool of claim 1, wherein, The top limit component further includes: Fender rod (4) bottom end is fixedly connected with supporting seat (5); Supporting shaft (11) bottom end is rotatably installed to fender rod (4); Supporting plate (10) is fixedly connected with supporting shaft (11); Second screw rod (12) is gap fit with supporting plate (10), and limit block (13) is fixedly installed to second screw rod (12); Nut (14) is threadedly connected with second screw rod (12), and the side wall is attached with supporting plate (10), and limit block (13) and nut (14) are located on the opposite sides of supporting plate (10).

6. The horizontal pulp screen end cap dismounting tool according to claim 5, characterized in that, The top limit component further includes handle, and the handle is fixedly connected with nut (14) to rotate nut (14).

7. The horizontal pulp screen end cap dismounting tool according to claim 5, characterized in that, The side of supporting plate (10) is equipped with the limit surface for abutting with the side of horizontal paper pulp screen end cover.

8. The horizontal pulp screen end cap disassembly tool of claim 1, wherein, Walking wheel (1) is universal wheel, and at least one walking wheel (1) is equipped with brake assembly.

9. The horizontal pulp screen end cap dismounting tool according to any one of claims 1 - 8, characterized in that, Further including: Base (3) is installed to the bottom end of base (3) walking wheel (1). The lifting device (2) comprises telescopic devices arranged in sequence in the horizontal direction, the telescopic devices are installed on the base (3), and the telescopic ends of the telescopic devices at the top are connected with the support seat (5).

10. The horizontal pulp screen end cap disassembly tool of claim 9, wherein, The base (3) is an I-shaped support frame, which comprises: Cross bars, the cross bars comprise two, and each of the cross bars is provided with at least two walking wheels (1); Vertical rods, two cross bars are connected to opposite ends of the vertical rods respectively, and the support seat (5) is installed on the vertical rods.

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