CN218225224U

CN218225224U - Clamping tool for machining elevator hardware mould

Info

Publication number: CN218225224U
Application number: CN202222451632.2U
Authority: CN
Inventors: 徐斌
Original assignee: Shanghai Wensheng Hardware Co ltd
Current assignee: Shanghai Wensheng Hardware Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-06
Anticipated expiration: 2032-09-16

Abstract

The utility model relates to a hardware mould processing field especially relates to a centre gripping frock for elevator hardware mould processing, including the base, the frame plate has been erect on the top of base, and the frame plate top is equipped with the backup pad, and the lower fixed surface of backup pad installs four vertical screw thread posts, has placed concave type work piece in the backup pad, and the top fixed mounting of frame plate has four L type supports, and the equal fixed mounting of roof lower surface of every L type support has the cylinder, and the equal fixed mounting of output of every cylinder has the briquetting. This centre gripping frock movable mounting has the backup pad on the frame plate, is convenient for carry out lift adjustment to the backup pad, when needs punch a hole to board-like or concave type work piece, adjusts the height of backup pad, guarantees to place contactless between the work piece in the backup pad and the frame plate, when work piece centre gripping location back, drives the drift through hydraulic equipment and handles it punching a hole, can prevent that the portion of bending of concave type work piece from receiving pressure and deformation, greatly reduced the work piece in man-hour the spoilage.

Description

Clamping tool for machining elevator hardware mould

Technical Field

The utility model relates to a hardware mould processing field especially relates to a centre gripping frock for elevator hardware mould processing.

Background

An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. Need assemble a large amount of hardware mould as an organic whole in the elevator production manufacturing process, this type of hardware mould work piece is often as the connecting piece, and its model is various, and the shape is different, including plate workpiece, concave type work piece etc. when punching a hole and add man-hour, need use the centre gripping frock to carry out the centre gripping location to the work piece.

The existing Chinese patent with the patent number of CN 212735141U discloses a clamping mechanism for hardware mold processing, which comprises an installation frame, wherein a clamping structure is arranged in the installation frame; the clamping structure includes: four cylinders, mounting panel, place board, first mount pad, first motor, first lead screw, two first movable blocks, two first clamp plates and vertical fixed subassembly. The lead screw is driven by the first motor to operate in the scheme, the two first clamping plates move inwards, transverse fixing and limiting of the die are achieved, the two second motors are driven to longitudinally fix and limit the die, and transverse and longitudinal fixing of the die can be effectively reduced. However, the clamping mechanism is only suitable for clamping and positioning the plate-type workpiece, if the concave workpiece is clamped, the bent part of the concave workpiece serves as a supporting structure of the whole workpiece, and if the straight plate part of the concave workpiece is subjected to impact force during punching operation, the bent part of the concave workpiece is subjected to pressure, so that the bent part is easy to deform, and the damage rate of the workpiece is increased; in view of this, the clamping tool for processing the elevator hardware mould is provided, which can stably clamp the hardware mould workpiece and reduce the damage rate of the workpiece during processing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the problem that exists among the background art, provide can stabilize the centre gripping and reduce the work piece and add the centre gripping frock that is used for elevator hardware mould processing of spoilage man-hour to the hardware mould work piece.

The technical scheme of the utility model: a centre gripping frock for elevator hardware mould processing, which comprises a base, the frame plate has been erect on the top of base, the frame plate top is equipped with the backup pad, the lower fixed surface of backup pad installs four vertical screw thread posts, every the one end that the backup pad was kept away from to vertical screw thread post all passes the frame plate and rather than swing joint, every equal threaded mounting has two stop nut, wherein four on the vertical screw thread post stop nut is located the top of frame plate, another four stop nut sets up the below at the frame plate, concave type work piece has been placed in the backup pad, the top fixed mounting of frame plate has four L type supports, every the equal fixed mounting of roof lower surface of L type support has the cylinder, every the equal fixed mounting of output of cylinder has the briquetting, four the lower surface of briquetting all laminates with the upper surface of concave type work piece.

Preferably, the backup pad is last to cut rectangular shape opening, rectangular shape opening covers in the below of concave type work piece, and the waste material that produces when punching a hole can pass rectangular shape opening and fall in the top of frame plate, avoids the drift to cause the damage to the backup pad.

Preferably, every horizontal threaded rod is worn to be equipped with by equal screw thread on the L type support, and the homonymy sets up two the equal common fixed mounting of one end of horizontal threaded rod has splint, two splint all with the laminating of the portion outer wall of bending of concave type work piece, carry out the centre gripping location to the portion of bending of concave type work piece through splint, further improve its stability when processing that punches a hole.

Preferably, every the equal fixed mounting in one end that the splint that corresponds the setting were kept away from to the horizontal threaded rod has the regulation to change the board, rotates to adjust and changes the board and can drive horizontal threaded rod and rotate, makes things convenient for the staff operation.

Preferably, every equal fixed mounting has two connecting seats on the outer wall of splint, every the one end that the board was kept away from to the horizontal threaded rod is all inserted in the connecting seat that the phase-match set up and is connected rather than rotating, adopts to rotate connection structure and is connected horizontal threaded rod and splint as an organic whole, can prevent when rotating horizontal threaded rod that splint from following the rotation.

Preferably, every all cut circular spacing groove in the connecting seat, every the equal fixed mounting of one end that the transverse threaded rod inserted circular spacing inslot portion has spacing plectane, every the circular spacing inslot that corresponds the setting is all embedded into to spacing plectane and rather than rotating to be connected, carries on spacingly to spacing plectane through circular spacing groove, can prevent that transverse threaded rod tip and connecting seat from breaking away from being connected.

Preferably, the numerical value of the distance between the base and the frame plate is larger than the numerical value of the length of the longitudinal threaded column, so that the longitudinal threaded column cannot be resisted by the base when moving downwards, and the adjusting interval of the supporting plate can be maximized.

Compared with the prior art, the utility model discloses following profitable technological effect has: this centre gripping frock is provided with the frame plate, and movable mounting has the backup pad on the frame plate, is convenient for carry out lift adjustment to the backup pad, when needs punch a hole to board-like or concave type work piece, adjusts the height of backup pad, ensures to place contactless between the work piece in the backup pad and the frame plate, when work piece centre gripping location back, drives the drift through hydraulic equipment and punches a hole to it and handles, can prevent that the portion of bending of concave type work piece from receiving pressure and deformation this moment, greatly reduced the damage rate that the work piece was processed man-hour.

Drawings

Fig. 1 shows the overall structure of the present invention;

FIG. 2 is a schematic view of the installation of the middle support plate of the present invention;

fig. 3 is a schematic view of the connection between the middle transverse threaded rod and the clamping plate of the present invention.

Reference numerals: 1. a base;

2. a frame plate;

3. an L-shaped bracket;

4. a cylinder; 41. pressing into blocks;

5. a concave workpiece;

6. a transverse threaded rod; 61. a splint; 62. adjusting the rotating plate; 63. a connecting seat; 64. a circular limiting groove; 65. a limiting circular plate;

7. a support plate; 71. a strip-shaped opening; 72. a longitudinal threaded post; 73. and a limiting nut.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-2, the utility model provides a centre gripping frock for elevator hardware mould processing, including base 1, there is frame plate 2 in the top of base 1 through bracing piece fixed mounting, the last movable mounting of frame plate 2 has backup pad 7, backup pad 7 is parallel arrangement with frame plate 2, the bottom welding of backup pad 7 has four vertical screw thread post 72, frame plate 2 and rather than swing joint are all passed to the bottom of every vertical screw thread post 72, equal thread bush is equipped with two stop nut 73 on every vertical screw thread post 72, the top and the below of frame plate 2 all are equipped with four stop nut 73, concave type work piece 5 has been placed on the backup pad 7, the upper surface frame of frame plate 2 is equipped with four L type supports 3, the roof bottom of every L type support 3 all is fixed with cylinder 4, every cylinder 4's output all is fixed with briquetting 41, concave type work piece 5 is fixed a position on backup pad 7 through four briquetting pressfitting 41, all wear to be equipped with horizontal type work piece 6 on every L type support 3, every horizontal threaded rod 6 all with the curb plate threaded connection that corresponds the L type support 3 that sets up, the both ends of two horizontal threaded rod 6 that the homonymy set up install splint 61 jointly, every concave type splint 61 and the inner wall that the effective clamping workpiece 5 can carry out the effective bending through the clamping and the effective clamping part of bending of concave type work piece 5.

A theory of operation that is used for centre gripping frock of elevator hardware mould processing based on embodiment one is: firstly, a concave workpiece 5 is placed on a support plate 7, the bent part of the concave workpiece 5 is clamped on two sides of the support plate 7, a worker adjusts the support plate 7 in a lifting way, when the bottom end of the bent part of the concave workpiece 5 is not in contact with a frame plate 2, two limiting nuts 73 on a longitudinal threaded column 72 are rotated to one side of the frame plate 2, when the two limiting nuts 73 are in close contact with the frame plate 2, the longitudinal threaded column 72 can be locked and positioned, after the four longitudinal threaded columns 72 are positioned, the support plate 7 can be firmly erected above the frame plate 2 and stably supports the concave workpiece 5, a pressing block 41 is driven by an air cylinder 4 to move downwards, then the concave workpiece 5 is firmly pressed and positioned on the top of the support plate 7 by the four pressing blocks 41, the movement of the concave workpiece 5 in the vertical direction is effectively prevented, a transverse threaded rod 6 is rotated and the two clamping plates 61 move towards one side of the concave workpiece 5, then the bending part of the concave workpiece 5 is clamped and positioned by the two clamping plates 61, the concave workpiece 5 is prevented from shaking, the clamping and positioning firmness of the concave workpiece is further improved, when the plate-type workpiece is required to be clamped and positioned, the plate-type workpiece is only required to be horizontally placed at the top of the supporting plate 7, and is also clamped and positioned by the pressing block 41, the clamping tool is suitable for punching operation of the plate-type and concave workpieces 5, compared with a tool which can only be used for clamping and positioning the plate-type workpiece, the clamping tool has a remarkably wider application range, when in punching operation, the punch rapidly moves downwards and punches a circular hole structure on the straight plate part of the concave workpiece 5, the concave workpiece 5 is integrally pressed downwards in the process, and the bending part of the concave workpiece 5 is not in contact with the frame plate 2 and is in a suspended state, so that deformation caused by pressure is avoided, greatly reducing the damage rate of the workpiece during processing.

Example two

As shown in fig. 1-3, the utility model provides a centre gripping frock for elevator hardware mould processing, including backup pad 7, the below that just is located 5 straight plate parts of concave type work piece cuts open rectangular shape opening 71 in backup pad 7, every transverse threaded rod 6 keeps away from the splint 61 that corresponds the setting one end and all welds and be equipped with regulation commentaries on classics board 62, it can drive transverse threaded rod 6 and rotate to rotate regulation commentaries on classics board 62, convenient operation, two connecting seats 63 have all been welded on every splint 61's the outer wall, it has circular spacing groove 64 to all cut open in every connecting seat 63, every transverse threaded rod 6's one end all inserts in the circular spacing groove 64 that corresponds the setting and has the welding spacing plectane 65, every spacing plectane 65 all imbeds and corresponds in the circular spacing groove 64 that sets up and is connected rather than rotating, interval numerical value between base 1 and the frame plate 2 is greater than the length numerical value of vertical screw post 72, when adjusting backup pad 7 and letting it move down, can prevent that base 1 from causing vertical screw post 72 and blockking.

The working principle of the clamping tool for machining the elevator hardware mould based on the second embodiment is as follows: at first the handheld regulation of staff changes board 62 and rotates, drive transverse threaded rod 6 that can be easily rotates, the convenience when adjusting transverse threaded rod 6 and rotating has effectively been improved, it is connected through the rotation between transverse threaded rod 6 and the connecting seat 63, at transverse threaded rod 6 rotation in-process, can prevent that splint 61 from following the rotation, ensure that splint 61 stabilizes lateral shifting at the horizontal direction, it is spacing to spacing plectane 65 through circular spacing groove 64, and let spacing plectane 65 can rotate at the inside stability of circular spacing groove 64, be the circumstances of rotating the connection under guaranteeing transverse threaded rod 6 and connecting seat 63, can also prevent transverse threaded rod 6 and connecting seat 63 from breaking away from the connection, the fastness that splint 61 and transverse threaded rod 6 are connected has effectively been improved.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. A centre gripping frock for elevator hardware mould processing, including base (1), its characterized in that: frame plate (2) have been erect on the top of base (1), frame plate (2) top is equipped with backup pad (7), the lower fixed surface of backup pad (7) installs four vertical screw thread post (72), every the one end that backup pad (7) were kept away from in vertical screw thread post (72) all passes frame plate (2) and rather than swing joint, every equal threaded mounting has two stop nut (73) on vertical screw thread post (72), four of them stop nut (73) are located the top of frame plate (2), four in addition stop nut (73) set up the below at frame plate (2), concave type work piece (5) have been placed on backup pad (7), the top fixed mounting of frame plate (2) has four L type support (3), every the equal fixed mounting of roof lower surface of L type support (3) has cylinder (4), every the equal fixed mounting of the output of cylinder (4) has briquetting (41), four the lower surface of briquetting (41) all pastes with the upper surface of concave type work piece (5).

2. The clamping tool for the elevator hardware mould machining is characterized in that an elongated opening (71) is cut in the supporting plate (7), and the elongated opening (71) covers the lower portion of the concave workpiece (5).

3. The clamping tool for processing the elevator hardware mould as claimed in claim 1, wherein each L-shaped support (3) is provided with a transverse threaded rod (6) in a threaded manner, two transverse threaded rods (6) are arranged on the same side, one ends of the transverse threaded rods (6) are fixedly provided with clamping plates (61) together, and the clamping plates (61) are attached to the outer wall of a bending portion of a concave workpiece (5).

4. The clamping tool for processing the elevator hardware mould as claimed in claim 3, wherein each end, far away from the correspondingly arranged clamping plate (61), of the transverse threaded rod (6) is fixedly provided with an adjusting rotating plate (62).

5. The clamping tool for processing the elevator hardware mould as claimed in claim 3, wherein each of the outer wall of the clamping plate (61) is fixedly provided with two connecting seats (63), and each of the ends, far away from the adjusting rotating plate (62), of the transverse threaded rod (6) is inserted into the connecting seats (63) in matched arrangement and is rotatably connected with the connecting seats.

6. The clamping tool for processing of elevator hardware molds as claimed in claim 5, wherein each circular limiting groove (64) is dug in the connecting seat (63), each one end of the transverse threaded rod (6) inserted into the circular limiting groove (64) is fixedly provided with a limiting circular plate (65), and each one of the limiting circular plates (65) is embedded into the corresponding circular limiting groove (64) and is rotatably connected with the same.

7. The clamping tool for elevator hardware die machining according to claim 1, characterized in that the distance between the base (1) and the frame plate (2) is greater than the length of the longitudinal threaded column (72).