Elevator door plate shearing device

Abstract

The utility model relates to the technical field of shearing devices, and discloses an elevator door plate shearing device which comprises a base. The two supporting mechanisms are symmetrically fixed to the two sides of the upper end of the base. The shearing mechanism is fixed to the upper end of the base and located between the two supporting mechanisms. And the transmission mechanisms are respectively mounted in the supporting mechanisms and are used for driving the shearing mechanisms. The supporting mechanism comprises a lower supporting chamber, and a lower mounting chamber is arranged in the lower supporting chamber; an upper mounting chamber is arranged in the upper supporting chamber; the lower connecting edges are fixed to the top end and the bottom end of the lower supporting chamber, and the lower connecting edge at the bottom end is fixed to the upper end of the base through bolts; an upper connecting edge; each supporting main bearing seat is composed of two semicircular sub-supporting main bearing seats, and the supporting main bearing seats are arranged between the contact positions of the lower supporting chamber and the upper supporting chamber; and supporting the slave bearing seat. The shearing device is reliable in structure, straight in shearing and capable of stably working for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of shearing devices, in particular to an elevator door panel shearing device. Background Art

[0002] During the manufacturing process of elevators, the whole plate needs to be cut into plates of different specifications such as door panels and car wall panels required by the elevator. At present, its production is mainly carried out using manual cutting machines or laser cutting machines, which have small cutting force, low production efficiency, uneven incisions, and low cutting effects. Secondary grinding is required later, which is not convenient for efficient assembly line production.

[0003] There are also some elevator plate cutting and processing equipment in the prior art, such as the Chinese invention patent with application number CN201711023924.3, entitled "A cutting fluid preparation equipment for elevator manufacturing plate cutting and processing", but it mainly discloses cutting fluid preparation equipment, which can speed up the processing speed and improve the work efficiency of the enterprise. Application number CN201510462147.7, entitled "An efficient elevator plate cutting method and cutting production line", discloses an elevator plate cutting production line, but it uses a laser cutting machine to cut the plate, which can realize full automation of plate cutting, reduce labor intensity and improve production efficiency.

[0004] In addition, there are also some plate shearing processing equipment in the prior art, such as application number CN202321373158.4, which is called a plate shearing machine for distribution cabinet production. It uses the lifting cylinder on the gantry to drive the shearing knife for cutting, and is equipped with a transmission screw and a transmission motor. It can automatically push the plate forward in the shearing area, reducing the labor intensity of the operator and improving work efficiency, but the cutting force is not high and the working reliability is average. Utility Model Content

[0005] In order to overcome the deficiencies of the prior art, the utility model aims to provide an elevator door panel shearing device which is different from the prior art structure, has a reliable structure, cuts straight, and can work stably for a long time.

[0006] The utility model is implemented by the following technical scheme: an elevator door panel shearing device, comprising a base; a supporting mechanism, wherein the supporting mechanism has two and is symmetrically fixed on both sides of the upper end of the base; a shearing mechanism, wherein the shearing mechanism is fixed at the upper end of the base and is located between the two supporting mechanisms; and a transmission mechanism, wherein the transmission mechanism also has two and is respectively installed in the supporting mechanism for driving the shearing mechanism.

[0007] Furthermore, the supporting mechanism includes a lower supporting chamber, in which a lower installation chamber is arranged; an upper supporting chamber, in which an upper installation chamber is arranged; a lower connecting edge, in which the top and bottom ends of the lower supporting chamber are fixed with lower connecting edges, and the lower connecting edge at the bottom is fixed to the upper end of the base by bolts; an upper connecting edge, in which the upper connecting edge is fixed to the bottom end of the upper supporting chamber, and the upper connecting edge is connected to the lower connecting edge at the top by bolts; a supporting main bearing seat, each of which is composed of two semicircular sub-supporting main bearing seats, which are arranged between the contact point of the lower supporting chamber and the upper supporting chamber; and a supporting slave bearing seat, each of which is also composed of two sub-supporting slave bearing seats, which are arranged between the contact point of the lower supporting chamber and the upper supporting chamber.

[0008] Furthermore, the transmission mechanism includes a main shaft; a main bearing, two main bearings are fixed at both ends of each of the main shaft, and the main bearings are fixed in a supporting main bearing seat; a main gear, the main gear is fixed in the center of the main shaft; a slave shaft; a slave bearing, two slave bearings are fixed at both ends of each of the slave shaft, and the slave bearings are fixed in a supporting slave bearing seat; a slave gear, the slave gear is fixed in the center of the slave shaft; a connecting block, the connecting block is fixed at the inner end of the slave shaft; an eccentric shaft, the eccentric shaft is installed on the outer end of the connecting block; and an end block bearing, the end block bearing is fixed at the outer end of the eccentric shaft; the main gear and the slave gear are arranged inside the lower supporting chamber and the upper supporting chamber, and the rotation of the main shaft drives the main gear to rotate coaxially, and the transmission through the gear meshing between the main gear and the slave bearing drives the slave shaft to rotate, and the transmission through the connecting block drives the eccentric shaft to rotate eccentrically.

[0009] Furthermore, the shearing mechanism includes a shearing support frame, two shearing support frames are fixed at intervals on the upper end of the base; a shearing support plate, the shearing support plate is fixed on the upper end of the base, and the shearing support plate is located between the two shearing support frames; a connecting rod, the top ends of the two shearing support frames are connected by the connecting rod; an end block, each of the shearing support frames is provided with an end block, and the end block bearing is fixed in the outer mounting hole of the end block; and a shearing knife, the two ends of the shearing knife are fixed between the two end blocks.

[0010] Furthermore, the shearing mechanism further comprises a lower limit plate and an upper limit plate, wherein the lower limit plate is fixed to the top end of the shearing knife, and the upper limit plate is fixed to the bottom end of the connecting rod.

[0011] Furthermore, a plurality of base fixing ears are symmetrically arranged on both sides of the base.

[0012] Furthermore, the support is fixed with a shaft end cover from the outside of the bearing seat.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model is an elevator door panel shearing device, which drives the main gear coaxial with the main shaft to rotate through the rotation of the main shaft, drives the slave shaft to rotate through the meshing transmission between the main gear and the slave bearing, thereby driving the eccentric shaft to rotate eccentrically, driving the two end blocks to move eccentrically between the two shearing support frames, and uses the shearing knife at the bottom end to shear the elevator stainless steel plate. By adjusting the rotation speed of the main shaft and coordinating the horizontal conveying speed of the elevator stainless steel plate, the stainless steel plate can be sheared into a fixed length. The structure is reliable, the operation is stable, and it can work stably for a long time.

[0015] 2. The utility model provides an elevator door panel shearing device. When the shearing knife is in motion, the lower limit plate moves with it, and the upper limit plate can limit the lower limit plate to a certain extent, so as to maintain the stability of the shearing knife at the moment of shearing, making the shearing more straight. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of the elevator door panel shearing device of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the support mechanism in the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the utility model after removing the supporting mechanism and the base;

[0020] Figure 5 It is a schematic diagram of the connection structure of the lower limit plate, the connecting rod and the upper limit plate in the utility model.

[0021] In the figure: 1. base; 2. supporting mechanism; 3. transmission mechanism; 4. shearing mechanism; 11. base fixing ear; 21. lower supporting chamber; 22. upper supporting chamber; 23. lower connecting edge; 24. slave shaft end cover; 25. upper connecting edge; 26. supporting main bearing seat; 27. supporting slave bearing seat; 31. main shaft; 32. main bearing; 33. main gear; 34. slave bearing; 35. slave gear; 36. slave shaft; 37. connecting block; 38. eccentric shaft; 39. end block bearing; 41. shearing support plate; 42. shearing support frame; 43. shearing knife; 44. lower limit plate; 45. connecting rod; 46. end block; 47. upper limit plate. DETAILED DESCRIPTION

[0022] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0023] The utility model aims to provide an elevator door panel shearing device in view of the defects of the prior art.

[0024] Embodiment 1

[0025] This embodiment provides an elevator door panel shearing device, referring to Figure 1 As shown, it includes a base 1, a supporting mechanism 2, a transmission mechanism 3 and a shearing mechanism 4. There are two supporting mechanisms 2, which are symmetrically fixed on both sides of the upper end of the base 1. The shearing mechanism 4 is fixed on the upper end of the base 1, and the shearing mechanism 4 is located between the two supporting mechanisms 2; there are also two transmission mechanisms 3, which are respectively installed in the supporting mechanisms 2 and are used to drive the shearing mechanisms 4.

[0026] Reference Figure 2 , Figure 3 As shown, the support mechanism 2 includes a lower support chamber 21, an upper support chamber 22, a lower connecting edge 23, an upper connecting edge 25, a support main bearing seat 26 and a support slave bearing seat 27. A lower installation chamber is arranged in the lower support chamber 21, and an upper installation chamber is arranged in the upper support chamber 22; the top and bottom ends of the lower support chamber 21 are fixed with lower connecting edges 23, and the lower connecting edge 23 at the bottom is fixed to the upper end of the base 1 by bolts; the upper connecting edge 25 is fixed to the bottom end of the upper support chamber 22, and the upper connecting edge 25 and the lower connecting edge 23 at the top are connected by bolts; each support main bearing seat 26 is composed of two semicircular sub-support main bearing seats, which are arranged between the contact point of the lower support chamber 21 and the upper support chamber 22; each support slave bearing seat 27 is also composed of two sub-support slave bearing seats, which are arranged between the contact point of the lower support chamber 21 and the upper support chamber 22, and a slave shaft end cover 24 is fixed to the outside of the support slave bearing seat 27 for protecting the internal bearings. Six base fixing ears 11 are symmetrically arranged on both sides of the base 1 for installing and fixing the elevator door panel shearing device.

[0027] Reference Figure 2-Figure 4As shown, the transmission mechanism 3 includes a main shaft 31, a main bearing 32, a main gear 33, a slave bearing 34, a slave gear 35, a slave shaft 36, a connecting block 37, an eccentric shaft 38 and an end block bearing 39. Two main bearings 32 are fixed at both ends of each main shaft 31, and the main bearings 32 are fixed in the supporting main bearing seat 26; the main gear 33 is fixed in the center of the main shaft 31; two slave bearings 34 are fixed at both ends of each slave shaft 36, and the slave bearings 34 are fixed in the supporting slave bearing seat 27; the slave gear 35 is fixed in the center of the slave shaft 36; the connecting block 37 is fixed at the inner end of the slave shaft 36; the eccentric shaft 38 is installed at the outer end of the connecting block 37; and the end block bearing 39 is fixed at the outer end of the eccentric shaft 38. The main gear 33 and the slave gear 35 are arranged inside the lower supporting chamber 21 and the upper supporting chamber 22. The main shaft 31 is driven by a driving device. The driving device can use a reduction motor or other driving device in the prior art. The rotation of the main shaft 31 drives the main gear 33 to rotate coaxially, and the gear meshing transmission between the main gear 33 and the slave bearing 34 drives the slave shaft 36 to rotate. The transmission is driven by the connecting block 37 to drive the eccentric shaft 38 to rotate eccentrically. The transmission structure moves reliably and smoothly and can maintain stable operation for a long time.

[0028] Reference Figure 2-Figure 5 As shown, the shearing mechanism 4 includes a shearing support plate 41, a shearing support frame 42, a shearing knife 43, a connecting rod 45 and an end block 46. Two shearing support frames 42 are fixed at intervals on the upper end of the base 1; the shearing support plate 41 is fixed on the upper end of the base 1, and the shearing support plate 41 is located between the two shearing support frames 42; the top ends of the two shearing support frames 42 are connected by a connecting rod 45; an end block 46 is provided in each shearing support frame 42, and the end block bearing 39 is fixed in the outer mounting hole of the end block 46; the two ends of the shearing knife 43 are fixed between the two end blocks 46. The shearing mechanism 4 also includes a lower limit plate 44 and an upper limit plate 47. The lower limit plate 44 is fixed on the top of the shearing knife 43, and the upper limit plate 47 is fixed on the bottom end of the connecting rod 45. When the lower limit plate 44 moves to the maximum horizontal position following the shearing knife 43, the upper limit plate 47 is used to limit the lower limit plate 44 to a certain extent, which can maintain the stability of the shearing knife 43 at the moment of shearing, so that the shearing is more straight.

[0029] The utility model discloses an elevator door panel shearing device. When the elevator stainless steel plate to be sheared passes through the shearing support plate 41, the driving device drives the main shaft 31 to rotate, drives the main gear 33 coaxial with the main shaft 31 to rotate, drives the slave shaft 36 to rotate through the gear meshing transmission between the main gear 33 and the slave bearing 34, drives the eccentric shaft 38 to rotate eccentrically through the connecting block 37, thereby driving the two end blocks 46 to move eccentrically between the two shearing support frames 42, and uses the shearing knife 43 at the bottom end thereof to shear the elevator stainless steel plate. By adjusting the rotation speed of the main shaft 31 and cooperating with the horizontal conveying speed of the elevator stainless steel plate, the elevator stainless steel plate can be sheared into a fixed length for the production of elevator door panels and cars. Of course, it can also be used for shearing other similar plates. When the shearing knife 43 is working, the lower limit plate 44 follows its movement. When it moves to the maximum horizontal position, the upper limit plate 47 can limit the lower limit plate 44 to a certain extent, maintain the stability of the shearing knife 43 at the moment of shearing, and make the shearing more straight.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An elevator door panel shearing device, characterized in that: include Base (1); Support mechanisms (2), there are two support mechanisms (2), which are symmetrically fixed on both sides of the upper end of the base (1); a shearing mechanism (4), wherein the shearing mechanism (4) is fixed to the upper end of the base (1), and the shearing mechanism (4) is located between the two supporting mechanisms (2); and Transmission mechanism (3), there are also two transmission mechanisms (3), which are respectively installed in the support mechanism (2) and are used to drive the shearing mechanism (4).

2. The elevator door panel shearing device according to claim 1, characterized in that: The supporting mechanism (2) comprises A lower supporting chamber (21), wherein a lower mounting chamber is arranged in the lower supporting chamber (21); An upper supporting chamber (22), wherein an upper mounting chamber is arranged in the upper supporting chamber (22); A lower connecting edge (23), the top and bottom ends of the lower supporting chamber (21) are both fixed with a lower connecting edge (23), and the lower connecting edge (23) at the bottom end is fixed to the upper end of the base (1) by bolts; An upper connecting edge (25), wherein the upper connecting edge (25) is fixed to the bottom end of the upper supporting chamber (22), and the upper connecting edge (25) is connected to the lower connecting edge (23) at the top end by bolts; A supporting main bearing seat (26), each of the supporting main bearing seats (26) is composed of two semicircular sub-supporting main bearing seats, and is arranged between the contact point of the lower supporting chamber (21) and the upper supporting chamber (22); and The supporting slave bearing seat (27), each of which is also composed of two sub-supporting slave bearing seats, is arranged between the contact point between the lower supporting chamber (21) and the upper supporting chamber (22).

3. The elevator door panel shearing device according to claim 2, characterized in that: The transmission mechanism (3) comprises spindle (31); Main bearings (32), two main bearings (32) are fixed at both ends of each main shaft (31), and the main bearings (32) are fixed in a supporting main bearing seat (26); A main gear (33), wherein the main gear (33) is fixed at the center of the main shaft (31); From axis (36); Slave bearings (34), two slave bearings (34) are fixed at both ends of each slave shaft (36), and the slave bearings (34) are fixed in a supporting slave bearing seat (27); A slave gear (35), wherein the slave gear (35) is fixed at the center of the slave shaft (36); A connecting block (37), wherein the connecting block (37) is fixed to the inner end of the slave shaft (36); an eccentric shaft (38), wherein the eccentric shaft (38) is mounted on the outer end of the connecting block (37); and An end block bearing (39), wherein the end block bearing (39) is fixed to the outer end of the eccentric shaft (38); The main gear (33) and the slave gear (35) are arranged inside the lower support chamber (21) and the upper support chamber (22). The rotation of the main shaft (31) drives the main gear (33) to rotate coaxially, and the gear meshing transmission between the main gear (33) and the slave bearing (34) drives the slave shaft (36) to rotate, and the transmission is driven by the connecting block (37) to drive the eccentric shaft (38) to rotate eccentrically.

4. The elevator door panel shearing device according to claim 3, characterized in that: The shearing mechanism (4) comprises Shear support frames (42), two shear support frames (42) are fixed at intervals on the upper end of the base (1); A shear support plate (41), wherein the shear support plate (41) is fixed to the upper end of the base (1), and the shear support plate (41) is located between two shear support frames (42); A connecting rod (45), the top ends of the two shear support frames (42) are connected via the connecting rod (45); An end block (46), wherein each of the shear support frames (42) is provided with an end block (46), and the end block bearing (39) is fixed in an outer mounting hole of the end block (46); and A shearing knife (43), both ends of which are fixed between two end blocks (46).

5. The elevator door panel shearing device according to claim 4, characterized in that: The shearing mechanism (4) further comprises a lower limit plate (44) and an upper limit plate (47), wherein the lower limit plate (44) is fixed to the top end of the shearing knife (43), and the upper limit plate (47) is fixed to the bottom end of the connecting rod (45).

6. The elevator door panel shearing device according to claim 1, characterized in that: A plurality of base fixing ears (11) are symmetrically arranged on both sides of the base (1).

7. The elevator door panel shearing device according to claim 2, characterized in that: The supporting slave bearing seat (27) is fixed with a slave shaft end cover (24) outside.

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