CN114147497A - Automatic production device for trench cover plate - Google Patents

Automatic production device for trench cover plate Download PDF

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Publication number
CN114147497A
CN114147497A CN202210084963.9A CN202210084963A CN114147497A CN 114147497 A CN114147497 A CN 114147497A CN 202210084963 A CN202210084963 A CN 202210084963A CN 114147497 A CN114147497 A CN 114147497A
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CN
China
Prior art keywords
pair
trench cover
transmission connection
rack
automated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202210084963.9A
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Chinese (zh)
Inventor
李俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Filing date
Publication date
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Publication of CN114147497A publication Critical patent/CN114147497A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/06Metal-working plant comprising a number of associated machines or apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • B21D19/02Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
    • B21D19/04Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
    • B21D19/043Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers for flanging edges of plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • B21D19/02Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
    • B21D19/04Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
    • B21D19/06Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers working inwardly
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/26Perforating, i.e. punching holes in sheets or flat parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/08Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
    • B21D43/09Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D15/00Shearing machines or shearing devices cutting by blades which move parallel to themselves
    • B23D15/02Shearing machines or shearing devices cutting by blades which move parallel to themselves having both upper and lower moving blades

Abstract

The invention relates to the technical field of trench cover plate production equipment, in particular to an automatic trench cover plate production device which comprises an unreeling machine, a first leveling mechanism, a punching mechanism, a second leveling mechanism, a cold bending forming mechanism and a cutting belt flanging mechanism which are sequentially arranged, wherein materials sequentially pass through the unreeling machine, the first leveling mechanism, the punching mechanism, the second leveling mechanism, the cold bending forming mechanism and the cutting belt flanging mechanism and are finally formed. The invention solves the technical problem of how to realize automatic production of the trench cover plate, and greatly improves the production efficiency of the trench cover plate.

Description

Automatic production device for trench cover plate
Technical Field
The invention relates to the technical field of trench cover plate production equipment, in particular to an automatic trench cover plate production device.
Background
The cover plate is a cover plate covering the upper part of the drainage ditch and can be made of stainless steel materials. In the prior art, the process for producing the trench cover plate is as follows: the plate is cut to raw and other materials earlier, cuts into the panel of flaky rectangle structure with it, punches on this panel again, cuts out four angles of this panel next, then stretches this panel again, bends this panel all around, the deburring at last, all transports through the manual work between every process, and not only production efficiency is low, intensity of labour is high, has certain potential safety hazard moreover. The above problems are urgently needed to be solved.
Disclosure of Invention
In view of the defects in the prior art, the invention provides an automatic production device for a trench cover plate, which aims to improve the production efficiency of the trench cover plate and realize the automation of the production process.
In order to solve the technical problems, the invention provides the following technical scheme:
trench apron automated production device is including the unreeling machine, first leveling mechanism, the mechanism of punching a hole, second leveling mechanism, cold roll forming mechanism and the cutting off area turn-ups mechanism that set gradually.
The punching mechanism comprises a punching machine and a punch press which are sequentially arranged, the punching machine comprises a first frame, a pair of square cutters capable of moving up and down are symmetrically arranged on the first frame, a table board is arranged below the square cutters, and a concave template matched with the square cutters is arranged on the table board.
A pair of first oil cylinders is symmetrically arranged on the first rack, the first oil cylinders are in transmission connection with the square cutter, the first oil cylinders are arranged on a movable seat, and the movable seat is connected with a screw rod arranged on the first rack.
The cold roll forming mechanism comprises a second rack, wherein a first motor, a feeding mechanism, a first group forming mechanism and a second group forming mechanism are sequentially arranged on the second rack.
The feeding mechanism comprises an upper roller and a lower roller which are matched with each other, and the lower roller is in transmission connection with the first motor;
the first group forming mechanism comprises a plurality of groups of mutually matched first upper rotating shafts and first lower rotating shafts, and the first lower rotating shafts are in transmission connection with the first motor; first upper forming rollers are arranged at two ends of the first upper rotating shaft, first lower forming rollers are arranged at two ends of the first lower rotating shaft, first folding edge portions are arranged on the first upper forming rollers, and the folding angle alpha of each pair of first folding edge portions is different from that of the next pair of first folding edge portions and gradually reduced to 90 degrees according to the feeding sequence;
the second assembly forming mechanism comprises a plurality of groups of second upper rotating shafts and second lower rotating shafts which are matched with each other, the second lower rotating shafts are in transmission connection with the first motor, second upper forming rollers are arranged at two ends of the second upper rotating shafts, second lower forming rollers are arranged at two ends of the second lower rotating shafts, second flange parts are arranged on the second upper forming rollers, the folding angle beta of each pair of second flange parts is different from that of the second flange parts of the next pair of second flange parts and is gradually reduced to 90 degrees according to the feeding sequence, and the distance between each pair of second flange parts is smaller than that between each pair of first flange parts;
a pair of first movable frames and a pair of second movable frames are arranged on the second rack, and two ends of the upper roller, the lower roller, the first upper rotating shaft and the first lower rotating shaft are respectively arranged on the first movable frames; and one ends of the second upper rotating shaft and the second lower rotating shaft are arranged on the second movable frame, and the other ends of the second upper rotating shaft and the second lower rotating shaft are arranged on the second rack.
And a plurality of first screw rods driven by a second motor and a plurality of second screw rods driven by a third motor are arranged on the second frame, the first screw rods are in transmission connection with the first movable frame, and the second screw rods are in transmission connection with the second movable frame.
And the outer end of the lower roller is provided with a check ring.
The cutting belt flanging mechanism comprises a third rack, a pressing block capable of moving up and down is arranged on the third rack, an upper cutter is arranged at the bottom of the pressing block, an object placing table is arranged below the lower cutter, a through groove matched with the pressing block is formed in the object placing table, a pair of lower cutters matched with the upper cutter are arranged in the through groove, and the lower cutters can move up and down.
The third frame is provided with a pressing oil cylinder and a side pushing oil cylinder, the pressing oil cylinder is in transmission connection with the pressing block, the side pushing oil cylinder is in transmission connection with the inclined block, the lower cutter is installed on the movable block, the movable block is provided with an inclined plane matched with the inclined block, and the inclined block drives the movable block to move upwards when moving inwards.
Compared with the prior art, the invention has the following beneficial effects: the utility model provides a trench cover plate automated production device for the preparation flow of traditional trench cover plate, need not set up artifical transport link, realizes the technological effect of automatic conveying between the process of every, has improved production efficiency greatly.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the punch of the present invention;
FIG. 3 is a schematic view of another perspective of the punch of the present invention;
FIG. 4 is a schematic view of a cold roll forming mechanism of the present invention;
FIG. 5 is a schematic view of a feed mechanism of the present invention;
FIG. 6 is a schematic view of a first set of constitutive mechanisms of the present invention;
FIG. 7 is an enlarged view of portion A of FIG. 6;
FIG. 8 is a schematic view of a second constitutive mechanism of the present invention;
FIG. 9 is an enlarged view of portion B of FIG. 8;
FIG. 10 is a cross-sectional view of the inventive material during cold bending;
FIG. 11 is a schematic view of the initial state of the cut-off strip flanging mechanism of the present invention;
FIG. 12 is a schematic diagram of the cutting belt flanging mechanism of the invention for realizing the cutting effect;
fig. 13 is a schematic diagram of the bending effect of the cut-off strip flanging mechanism of the invention.
Detailed Description
As shown in the figures, the automatic trench cover plate production device shown in the embodiment is mainly used for automatically producing stainless steel trench cover plates, and comprises an unreeling machine 1, a first leveling mechanism 2, a punching mechanism, a second leveling mechanism 5, a cold roll forming mechanism 6 and a cut-off strip flanging mechanism 7 which are sequentially arranged.
The unreeling machine 1 is used for reeling a stainless steel roll. The first leveling mechanism 2 is used for leveling the materials pulled out of the stainless steel material roll.
The punching mechanism comprises a punching machine 3 and a punching machine 4, wherein the punching machine 3 comprises a first frame 31, a pair of square cutters 32 capable of moving up and down are symmetrically arranged on the first frame 31, and the square cutters 32 can move up and down through the following structure: a pair of first oil cylinders 33 are symmetrically arranged on the first frame 31, and the first oil cylinders 33 are in transmission connection with the square cutting knife 32. The first oil cylinder 33 is arranged on the movable seat 34, and the movable seat 34 is connected with the screw rod 35 arranged on the first frame 31 and is used for adjusting the distance between the opposite square cutters 32 so as to adapt to materials with different sizes. A table surface 36 for passing the materials is arranged below the square cutter 32, and a concave template matched with the square cutter is arranged on the table surface 36. The square cutter 32 is used for cutting the material by aligning two side edges of the material to form a square notch for subsequent edge folding. The function of the cavity plate is to cooperate with the square cutters 32 to enable it to cut down to a certain depth. The function of the punch 4 is to perform compression molding on the material through the dies thereon, specifically, when the material passes through the lower die of the punch 4, the upper die of the punch 4 is pressed down through the transmission mechanism and punches a plurality of grooves and through holes on the material.
A second leveling mechanism 5 is arranged between the punch 4 and the cold roll forming mechanism 6, and the second leveling mechanism 5 is used for further leveling the compression-molded material so as to facilitate the subsequent high-quality cold roll forming.
The cold roll forming mechanism 6 comprises a second frame 61, wherein the second frame 61 is provided with a first motor 68, a feeding mechanism 62, a first forming mechanism 63 and a second forming mechanism 64 which are sequentially arranged.
Specifically, the feeding mechanism 62 comprises an upper roller 621 and a lower roller 622 which are matched with each other, and the lower roller 622 is in transmission connection with the first motor 68; the outer end of the lower roll 622 is provided with a retainer 6221, and the retainer 6221 functions to prevent the sheet material from shifting during the transportation process. The feeding mechanism 62 functions to convey the sheet material.
The first group forming mechanism 63 includes a plurality of groups of mutually matched first upper rotating shafts 631 and first lower rotating shafts 632, and the first lower rotating shafts 632 are in transmission connection with the first motor 68; first upper forming rollers 633 are arranged at two ends of the first upper rotating shaft 631, first lower forming rollers 634 are arranged at two ends of the first lower rotating shaft 632, first edge folding portions 6331 are arranged on the first upper forming rollers 633, and the folding angle α of each pair of first edge folding portions 6331 is different from that of the next pair of first edge folding portions 6331 and is reduced from 135 degrees to 90 degrees according to the feeding sequence; when the sheet material is conveyed to the first forming mechanism 63, the inner ends of the opposite first folding edge portions 6331 are aligned with the first portions to be folded 101 at the two ends of the sheet material, and the peripheral surface of the first folding edge portion 6331 always presses against the first portion to be folded 103 of the sheet material until the first portion to be folded 103 is bent to a vertical state.
The second forming mechanism 64 includes a plurality of second upper rotating shafts 641 and second lower rotating shafts 642 matched with each other, the second lower rotating shafts 642 are in transmission connection with the first motor 68, second upper forming rollers 643 are arranged at two ends of the second upper rotating shafts 641, second lower forming rollers 644 are arranged at two ends of the second lower rotating shafts 642, second flange portions 6431 are arranged on the second upper forming rollers 643, a folding angle β of each pair of second flange portions 6431 is different from a folding angle β of the next pair of second flange portions 6431, the folding angles β are gradually reduced to 90 ° from 165 ° according to the feeding sequence, and the distance between each pair of second flange portions 6431 is smaller than the distance between each pair of first flange portions 331; when the material is transferred to the second forming mechanism 64, the inner ends of the opposite second flange portions 6431 are aligned with the second portions to be folded 102 at the two ends of the sheet material, the circumferential surface of the second flange portions 6431 always presses against the second portions to be folded 104 of the sheet material, and finally the second portions to be folded 104 are bent to be vertical.
The second frame 61 is provided with a pair of a first movable frame 69 and a second movable frame 610, and two ends of the upper roller 621, the lower roller 622, the first upper rotating shaft 631 and the first lower rotating shaft 632 are respectively mounted on the first movable frame 69; one end of the second upper rotating shaft 641 and one end of the second lower rotating shaft 642 are mounted on the second movable frame 610, and the other end is mounted on the second frame 61;
the second frame 61 is provided with a plurality of first lead screws 611 driven by a second motor 67 and a plurality of second lead screws 612 driven by a third motor 609, the first lead screws 611 are in transmission connection with the first movable frame 69, the second lead screws 612 are in transmission connection with the second movable frame 610, and the second frame 61 is provided with grooves for the first lead screws 611 and the second lead screws 612 to move. This is done to facilitate the installation of the first upper and lower spindles 642 with different lengths for the cold roll forming of different sheet materials.
Cutting belt flanging mechanism 7 is mainly used for cutting and flanging materials and comprises a third rack 71, a pressing block 72 capable of moving up and down, a pressing oil cylinder 77 and a side pushing oil cylinder 78 are arranged on the third rack 71, the pressing block 72 can move up and down through transmission of the pressing oil cylinder 77, an upper cutter 73 is arranged at the bottom of the pressing block 72, an object placing table 74 is arranged below the lower cutter 73, a trench cover plate semi-finished product passes through the object placing table 74, a through groove 75 matched with the pressing block 72 is arranged on the object placing table 74, a pair of lower cutters 76 matched with the upper cutter 73 are arranged in the through groove 75, and the upper cutter 73 and the lower cutters 76 jointly act to cut off the trench cover plate semi-finished product. Wherein, the lower cutter 76 can move up and down, and the movement of the lower cutter 76 is realized through the following structure: the side push oil cylinder 78 is in transmission connection with the inclined block 79, the lower cutter 76 is installed on the movable block 710, an inclined surface matched with the inclined block 79 is arranged on the movable block 710, the movable block 710 is pushed to move upwards when the inclined block 79 moves inwards, when the side push oil cylinder 78 is reset, the inclined block 79 falls back to the initial position, and the lower cutter 76 also falls back to the initial position.
The working principle of the cutting belt flanging mechanism is as follows: the initial state of the cutting belt flanging mechanism in the embodiment is shown in fig. 1, at this time, the lower cutter 76 and the upper cutter 73 are separated, the top surface of the lower cutter 76 is flush with the top surface of the object placing table 74, and a channel 711 for passing through the trench cover plate semi-finished product is left on the object placing table 74. When the radial to-be-cut part of the trench cover plate semi-finished product moves to the position below the lower cutter 73, the lower pressing oil cylinder 77 drives the pressing block 72 to move downwards, meanwhile, the pressing block 72 drives the upper cutter 73 to move downwards, the upper cutter 73 is cut into the space between the two lower cutters 76, and the cutting effect on the trench cover plate semi-finished product is realized, and the mechanism is in the state shown in fig. 2 at the moment. Then, the pressing block 2 continues to be driven by the pressing cylinder 77 to move downwards, meanwhile, the inclined block 79 is driven by the side pushing cylinder 78 to move outwards, so that the movable block 710 falls along with the inclined block, the lower cutter 76 is driven to move downwards along the through groove 75, in the process, the pressing block 72 always abuts against two to-be-bent positions of the trench cover plate semi-finished product, and finally the two to-be-bent positions are respectively pressed and bent downwards to be in a vertical state, and the mechanism is in the state shown in fig. 3.
The working principle of the invention is as follows: firstly, one end of a stainless steel coil on an unreeling machine 1 is pulled outwards, so that materials enter a first leveling mechanism 2 for leveling, the materials enter a punching machine 2 for cutting after passing through the first leveling mechanism 2, square notches with equal intervals are sequentially cut at two side edges of the materials, then the materials enter a punch press 4 for compression molding, and are leveled by a second leveling mechanism 5 through the second leveling mechanism 5 and then enter a cold roll forming mechanism 6, wherein the materials are firstly bent for the first time through a feeding mechanism 61 and a first composition mechanism 62, and then are bent for the second time through a second composition mechanism 63; finally, the cutting belt flanging mechanism 7 is aligned to the position to be cut of the material to be cut and cut, and then the position to be bent of the material is pressed and bent. The automatic production of the stainless steel trench cover plate is realized through the steps.

Claims (9)

1. Trench cover plate automated production device, its characterized in that: the device comprises an unreeling machine, a first leveling mechanism, a punching mechanism, a second leveling mechanism, a cold roll forming mechanism and a cutting belt flanging mechanism which are sequentially arranged.
2. The automated trench cover manufacturing apparatus according to claim 1, wherein: the punching mechanism comprises a punching machine and a punch press which are sequentially arranged, the punching machine comprises a first frame, a pair of square cutters capable of moving up and down, left and right are symmetrically arranged on the first frame, a table board is arranged below the square cutters, and a concave template matched with the square cutters is arranged on the table board.
3. The automated trench cover manufacturing apparatus according to claim 2, wherein: a pair of first oil cylinders is symmetrically arranged on the first rack, the first oil cylinders are in transmission connection with the square cutter, the first oil cylinders are arranged on a movable seat, and the movable seat is connected with a screw rod arranged on the first rack.
4. The automated trench cover manufacturing apparatus according to claim 1, wherein: the cold roll forming mechanism comprises a second rack, wherein a first motor, a feeding mechanism, a first group forming mechanism and a second group forming mechanism are sequentially arranged on the second rack.
5. The automated trench cover manufacturing apparatus according to claim 4, wherein: the feeding mechanism comprises an upper roller and a lower roller which are matched with each other, and the lower roller is in transmission connection with the first motor;
the first group forming mechanism comprises a plurality of groups of mutually matched first upper rotating shafts and first lower rotating shafts, and the first lower rotating shafts are in transmission connection with the first motor; first upper forming rollers are arranged at two ends of the first upper rotating shaft, first lower forming rollers are arranged at two ends of the first lower rotating shaft, first folding edge portions are arranged on the first upper forming rollers, and the folding angle alpha of each pair of first folding edge portions is different from that of the next pair of first folding edge portions and gradually reduced to 90 degrees according to the feeding sequence;
the second assembly forming mechanism comprises a plurality of groups of second upper rotating shafts and second lower rotating shafts which are matched with each other, the second lower rotating shafts are in transmission connection with the first motor, second upper forming rollers are arranged at two ends of the second upper rotating shafts, second lower forming rollers are arranged at two ends of the second lower rotating shafts, second flange parts are arranged on the second upper forming rollers, the folding angle beta of each pair of second flange parts is different from that of the second flange parts of the next pair of second flange parts and is gradually reduced to 90 degrees according to the feeding sequence, and the distance between each pair of second flange parts is smaller than that between each pair of first flange parts;
a pair of first movable frames and a pair of second movable frames are arranged on the second rack, and two ends of the upper roller, the lower roller, the first upper rotating shaft and the first lower rotating shaft are respectively arranged on the first movable frames; and one ends of the second upper rotating shaft and the second lower rotating shaft are arranged on the second movable frame, and the other ends of the second upper rotating shaft and the second lower rotating shaft are arranged on the second rack.
6. The automated trench cover manufacturing apparatus according to claim 5, wherein: and a plurality of first screw rods driven by a second motor and a plurality of second screw rods driven by a third motor are arranged on the second frame, the first screw rods are in transmission connection with the first movable frame, and the second screw rods are in transmission connection with the second movable frame.
7. The automated trench cover manufacturing apparatus according to claim 5, wherein: and the outer end of the lower roller is provided with a check ring.
8. The automated trench cover manufacturing apparatus according to claim 1, wherein: the cutting belt flanging mechanism comprises a third rack, a pressing block capable of moving up and down is arranged on the third rack, an upper cutter is arranged at the bottom of the pressing block, an object placing table is arranged below the lower cutter, a through groove matched with the pressing block is formed in the object placing table, a pair of lower cutters matched with the upper cutter are arranged in the through groove, and the lower cutters can move up and down.
9. The automated trench cover manufacturing apparatus according to claim 8, wherein: the third frame is provided with a pressing oil cylinder and a side pushing oil cylinder, the pressing oil cylinder is in transmission connection with the pressing block, the side pushing oil cylinder is in transmission connection with the inclined block, the lower cutter is installed on the movable block, the movable block is provided with an inclined plane matched with the inclined block, and the inclined block drives the movable block to move upwards when moving inwards.
CN202210084963.9A 2021-12-10 2022-01-25 Automatic production device for trench cover plate Withdrawn CN114147497A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111506843 2021-12-10
CN2021115068435 2021-12-10

Publications (1)

Publication Number Publication Date
CN114147497A true CN114147497A (en) 2022-03-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210084963.9A Withdrawn CN114147497A (en) 2021-12-10 2022-01-25 Automatic production device for trench cover plate

Country Status (1)

Country Link
CN (1) CN114147497A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114798866A (en) * 2022-04-28 2022-07-29 镇江市诚邦机械制造有限公司 Bridge cover plate four-edge-folding forming machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114798866A (en) * 2022-04-28 2022-07-29 镇江市诚邦机械制造有限公司 Bridge cover plate four-edge-folding forming machine

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Application publication date: 20220308