CN111660501A - Safe maintenance work platform for mold closing area of injection molding machine - Google Patents
Safe maintenance work platform for mold closing area of injection molding machine Download PDFInfo
- Publication number
- CN111660501A CN111660501A CN202010378973.4A CN202010378973A CN111660501A CN 111660501 A CN111660501 A CN 111660501A CN 202010378973 A CN202010378973 A CN 202010378973A CN 111660501 A CN111660501 A CN 111660501A
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- injection molding
- molding machine
- work platform
- maintenance work
- folded plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a safe maintenance work platform used in a mold closing area of an injection molding machine, belongs to the technical field of injection molding machines, and solves the problems that the existing safe maintenance work platform of the injection molding machine is difficult to assemble, cannot be assembled in a fixed mode and is difficult to maintain in a later period. This safety maintenance work platform includes the bracket, step on the frame, the footboard, the guide pillar, compression spring, travel switch and adjustment mechanism, through set up the guide pillar on the bracket, the cover is equipped with compression spring on the guide pillar, utilize compression spring to play the supporting role to stepping on the frame, be provided with travel switch simultaneously between frame and bracket, utilize this travel switch can be when maintenance personal steps on the footboard, cut off the power of injection molding machine, guarantee maintenance personal's security performance, be provided with adjustment mechanism again, come control compression spring through folded plate and adjusting screw, make the initial position of stepping on the frame adjustable, can be applicable to the injection molding machine of different models, and easy assembly, convenient maintenance.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to a safe maintenance work platform used in a mold closing area of an injection molding machine.
Background
The safe maintenance work platform that present injection molding machine compound die region used (substitute with "safety pedal" hereafter), mostly directly supports pedal frame and footboard with the spring, triggers the stroke and can change because the weight change of pedal frame, footboard, needs the manual work to adjust repeatedly, and triggers the stroke after adjusting and differs, receives the assembly personnel quality influence great, and later maintenance is loaded down with trivial details.
The following technical problems also exist in the prior art: the assembly and adjustment are not convenient enough, and a fixed mode cannot be formed; because the tonnage span of the machine type of the current injection molding machine is larger, because of safety factors, different injection machines with different tonnage need tread surfaces with different sizes, and the initial bearing of a spring is different; if a series of parts of adjusting mechanisms such as a safety pedal spring, a travel switch and the like are not universal and are adapted to different pedal frames and pedals, a plurality of similar parts can be generated, the management is inconvenient, the assembly is not facilitated, and the effects are only approximately the same; if a series of parts of adjusting mechanisms such as the safety pedal spring and the travel switch are universal, the initial pressing travel of the treading surface is different, an installer can only adjust according to actual conditions, a fixed flow assembly mode cannot be formed, the effects are different, and later maintenance is more inconvenient.
Disclosure of Invention
The invention has been made in view of the above problems, and an object of the invention is to provide a safety maintenance work platform used in a mold closing area of an injection molding machine, which is convenient to install, saves debugging time, is applicable to injection molding machines of all models, and has strong universality.
In order to achieve the above object, the present invention provides a safety maintenance work platform used in a mold closing area of an injection molding machine, including a bracket, guide pillars, compression springs, a pedal frame, a pedal, and a travel switch, wherein the bracket is rectangular, the guide pillars are arranged at four corners of the bracket, the compression springs are sleeved on the guide pillars, upper ends of the guide pillars are arranged in the pedal frame, a lower end surface of the pedal frame abuts against upper ends of the compression springs, the pedal is arranged on the pedal frame, the travel switch is arranged between the pedal frame and the bracket, the travel switch abuts against a lower end surface of the pedal frame, and the travel switch is connected with a host of the injection molding machine, further including:
the adjusting mechanism comprises a folded plate and a lifting adjusting device, the folded plate is sleeved on the guide pillar and is abutted against the lower end of the compression spring, and the lifting adjusting device controls the folded plate to move in the vertical direction.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the lifting adjusting device comprises an adjusting screw, an adjusting nut and a fixing screw, the whole folded plate is L-shaped, one side of the folded plate is sleeved on the guide pillar, and the other side of the folded plate is attached to the side face of the bracket through the fixing screw.
According to the safety maintenance work platform used in the die assembly area of the injection molding machine, the folded plate is sleeved on one side of the guide pillar and is provided with the threaded hole, one end of the adjusting screw is meshed in the threaded hole, and the adjusting nut is arranged on the adjusting screw and used for limiting the folded plate.
According to the safe maintenance work platform that regional use of injection molding machine compound die, the folded plate with be provided with the first spacing groove of vertical distribution on one side of bracket laminating, the bracket side is provided with the fixed orifices, first spacing groove with the fixed orifices intercommunication, set screw one end is passed first spacing groove card is established in the fixed orifices, set screw is last to set up the gasket, the gasket with the laminating in the folded plate outside.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the folded plate sleeve is arranged on one side of the guide pillar in a horizontally distributed second limiting groove, and the guide pillar is movably clamped in the second limiting groove.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the pedal frame is internally provided with the containing cavity, the lower end face of the pedal frame is provided with the mounting hole, and the guide pillar is arranged in the containing cavity through the mounting hole.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the upper end surface of the pedal frame is provided with a first limiting hole, the top surface of the guide pillar is provided with a second limiting hole, the first limiting hole is communicated with the second limiting hole, the pedal frame is provided with a limiting screw, and one end of the limiting screw penetrates through the first limiting hole and is clamped in the second limiting hole.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the side edge of the travel switch is provided with the rotating arm, and the upper end of the rotating arm is tightly attached to the lower end face of the pedal frame.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the cushion block is arranged below the travel switch, one side of the cushion block is fixedly connected with the top surface of the bracket, and the other side of the cushion block is connected with the bottom of the travel switch.
The invention has the following beneficial effects:
1. the initial distance of the pedal and the pedal frame can be fixed and unified, the initial pressing position and the pressing stroke of the pedal frame and the pedal can be a determined value by utilizing the matching of the adjusting mechanism and the compression spring no matter the pedal frame and the pedal are multiple, and the fixed pressing value means that the triggering weight is fixed and the triggering position of the travel switch is fixed, so that the convenience in installation and the stability in use are ensured.
2. The installation and debugging time is saved, the installation process can be completed within a short time according to the schedule, the debugging after installation is not needed, and the flow assembly is realized. Compared with the traditional structure, the maintenance cost is saved.
3. Be provided with travel switch, can cut off the electric power of injection molding machine through travel switch, prevent to take place dangerous accident.
4. One set of adjusting device can be applied to the injection molding machine of all models, and the commonality is strong.
5. The device is suitable for the condition that field adjustment cannot be carried out due to special reasons, can be carried out on site without disassembly, and can meet the standard requirements in a short time.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partially exploded view of the present invention;
FIG. 3 is a schematic view of an adjustment mechanism assembly of the present invention;
FIG. 4 is a schematic view of a sub-assembly configuration of the present invention;
FIG. 5 is a side view of the pedal frame mounting structure of the present invention;
FIG. 6 is a partial schematic view of the position relationship between the travel switch and the foot rest of the present invention.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-6, a safety maintenance platform for mold clamping area of injection molding machine comprises a bracket 100, a guide pillar 200, a compression spring 300, a pedal frame 400, a pedal 500 and a travel switch 600, wherein the bracket 100 is rectangular, the guide pillar 200 is disposed at four corners of the bracket 100, the compression spring 300 is sleeved on the guide pillar 200, the upper end of the guide pillar 200 is disposed in the pedal frame 400, the lower end surface of the pedal frame 400 is abutted against the upper end of the compression spring 300, the pedal 500 is disposed on the pedal frame 400, the travel switch 600 is disposed between the pedal frame 400 and the bracket 100, the travel switch 600 is abutted against the lower end surface of the pedal frame 400, the travel switch 600 is connected with a host of the injection molding machine, in order to avoid safety accidents when a maintenance worker enters the maintenance area of the injection molding machine, the guide pillar 200 and the compression spring 300 sleeved on the guide pillar 200 are disposed below the tread surface formed by combining the pedal 500 and the pedal frame 400, the elastic force of the compression, at this time, the travel switch 600 is abutted against the lower end face of the pedal frame 400, when a maintenance person stands on the pedal 500, the pedal frame 400 further extrudes the compression spring 300 due to the increase of the weight, the pedal frame 400 moves downwards, the travel switch 600 is also extruded by the pedal frame 400, and when the pedal frame is extruded to a certain height, the travel switch 600 controls the power-off of the injection molding machine, so that the injection molding machine is prevented from continuously working, and the safety of the maintenance person is threatened.
Preferably, the initial positions of the pedal 500 and the pedal frame 400 are fixed, but in different injection molding machines, the weights of the pedal frame 400 and the pedal 500 are inconsistent, different types of compression springs 300 are needed to adjust the initial positions in the assembling process, the standards are different, the assembling is troublesome, and the later maintenance is inconvenient
Preferably, the height of the downward press is determined by the weight of the object or person on the step 500.
Preferably, an adjusting mechanism is further provided, the adjusting mechanism comprises a folded plate 710 and a lifting adjusting device, the folded plate 710 is sleeved on the guide post 200 and is abutted against the lower end of the compression spring 300, the lifting adjusting device controls the folded plate 710 to move in the vertical direction, the folded plate 710 is arranged below the compression spring 300, when the folded plate 710 moves upwards by using the lifting adjusting device, the compression spring 300 is further extruded, the compression spring 300 provides larger elastic force for the pedal frame 400, the pedal frame 400 is driven to move upwards, the initial position of the pedal frame 400 can be automatically adjusted and driven by the adjusting mechanism, and the pedal frame is not influenced by the weight of the pedal frame 400 and the weight of the pedal 500, so that the pedal frame is good in adaptability, convenient to assemble and convenient to maintain.
Preferably, the lifting adjusting device comprises an adjusting screw 720, an adjusting nut 730 and a fixing screw 740, the folding plate 710 is L-shaped as a whole, one side of the folding plate 710 is sleeved on the guide post 200, and the other side of the folding plate 710 is attached to the side surface of the bracket 100 through the fixing screw 740.
Preferably, the flap 710 is provided with a threaded hole on one side of the guide post 200, one end of the adjusting screw 720 is engaged in the threaded hole, the adjusting nut 730 is provided on the adjusting screw 720 for limiting the flap 710, the flap 710 is driven to move upwards or downwards by the threaded engagement when the adjusting screw 720 rotates, depending on the rotating direction of the adjusting screw 720, the adjusting nut 730 is provided for limiting the position of the flap 710, and the flap 710 cannot move upwards continuously when the bottom surface of the adjusting nut 730 abuts against the upper surface of the flap 710.
Preferably, a first limiting groove 711 which is vertically distributed is arranged on one side of the folded plate 710, which is attached to the bracket 100, a fixing hole 110 is arranged on the side surface of the bracket 100, the first limiting groove 711 is communicated with the fixing hole 110, one end of a fixing screw 740 passes through the first limiting groove 711 and is clamped in the fixing hole 110, a gasket 741 is arranged on the fixing screw 740, the gasket 741 is attached to the outer side of the folded plate 710, and the fixing screw 740 limits the movement of the folded plate 710 in the horizontal direction so that the folded plate 710 can only move up and down along the direction of the first limiting groove 711.
Further preferably, the folded plate 710 is sleeved on one side of the guide post 200 and provided with a second limiting groove 712 which is horizontally distributed, and the guide post 200 is movably clamped in the second limiting groove 712.
Preferably, the cavity 410 is provided in the pedal frame 400, the mounting hole 420 is provided on the lower end surface of the pedal frame 400, the guide pillar 200 is provided in the cavity 410 through the mounting hole 420, after the assembly, a gap is provided between the guide pillar 200 and the top of the cavity 410 of the pedal frame 400, so that the pedal frame 400 can descend to extrude the travel switch 600 after receiving extra gravity.
The upper end face of the pedal frame 400 is provided with a first limiting hole 430, the top face of the guide post 200 is provided with a second limiting hole 210, the first limiting hole 430 is communicated with the second limiting hole 210, the pedal frame 400 is provided with a limiting screw 440, one end of the limiting screw 440 penetrates through the first limiting hole 430 to be clamped in the second limiting hole 210, the aperture of the first limiting hole 430 is larger than the screw rod of the limiting screw 440 but smaller than the nut of the limiting screw 440, the maximum ascending position of the pedal frame 400 can be conveniently limited by the limiting screw 440, namely, when the bottom face of the nut at the upper end of the limiting screw 440 is attached to the upper end face of the pedal frame 400, even if the compression spring 300 is continuously extruded at the moment, the pedal frame 400 cannot continuously move upwards.
The side of the travel switch 600 is provided with a rotating arm 610, the upper end of the rotating arm 610 is tightly attached to the lower end face of the pedal frame 400, the rotating arm 610 is a trigger device of the travel switch 600, when the pedal frame 400 moves downwards, the rotating arm 610 is pressed to rotate, then the travel switch 600 feeds back information to a host of an injection molding machine, the host of the injection molding machine controls the power supply of the injection molding machine to be cut off, the injection molding machine is forced not to work, and the safety is guaranteed.
The cushion block 620 is arranged below the travel switch 600, one side of the cushion block 620 is fixedly connected with the top surface of the bracket 100, the other side is connected with the bottom of the travel switch 600, and because the height of the travel switch 600 is lower, if the travel switch is directly placed on the bracket 100, the bottom surface of the pedal frame 400 cannot be contacted, and the cushion block 620 can be arranged to be lifted.
According to the safety maintenance work platform used in the mold closing area of the injection molding machine, the guide pillar is arranged on the bracket, the compression spring is sleeved on the guide pillar, the compression spring is used for supporting the pedal frame, the travel switch is arranged between the pedal frame and the bracket, the power supply of the injection molding machine can be cut off by using the travel switch when a maintenance worker steps on a pedal, the safety performance of the maintenance worker is guaranteed, the adjustment mechanism is also arranged, the compression spring is controlled through the folded plate and the adjusting screw, the initial position of the pedal frame is adjustable, the safety maintenance work platform is suitable for injection molding machines of different models, and the safety maintenance work platform is easy to assemble and convenient to maintain.
The technical solutions of the present invention are explained in detail above with reference to the accompanying drawings, and the described embodiments are used to help understanding the idea of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a safe maintenance work platform that regional use of injection molding machine compound die, includes bracket, guide pillar, compression spring, step on frame, footboard and travel switch, the bracket is the rectangle, the guide pillar sets up on four angles of bracket, compression spring establishes in the guide pillar, the guide pillar upper end sets up in stepping on the frame, step on under the frame terminal surface with compression spring upper end butt, the footboard sets up step on the frame, travel switch sets up step on the frame with between the bracket, travel switch with step on under the frame terminal surface butt, travel switch is connected with the host computer of injection molding machine, its characterized in that still includes:
the adjusting mechanism comprises a folded plate and a lifting adjusting device, the folded plate is sleeved on the guide pillar and is abutted against the lower end of the compression spring, and the lifting adjusting device controls the folded plate to move in the vertical direction.
2. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 1, wherein the lifting adjusting device comprises an adjusting screw, an adjusting nut and a fixing screw, the folded plate is L-shaped as a whole, one side of the folded plate is sleeved on the guide post, and the other side of the folded plate is attached to the side surface of the bracket through the fixing screw.
3. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 2, wherein the folded plate sleeve is provided with a threaded hole on one side of the guide pillar, one end of the adjusting screw is engaged in the threaded hole, and the adjusting nut is provided on the adjusting screw for limiting the folded plate.
4. The safety maintenance work platform for the die closing area of the injection molding machine as claimed in claim 2, wherein a first limiting groove is vertically arranged on one side of the folded plate, which is attached to the bracket, a fixing hole is arranged on the side surface of the bracket, the first limiting groove is communicated with the fixing hole, one end of the fixing screw penetrates through the first limiting groove and is clamped in the fixing hole, a gasket is arranged on the fixing screw, and the gasket is attached to the outer side of the folded plate.
5. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 2, wherein the folded plate is sleeved on one side of the guide pillar and provided with a second limiting groove which is horizontally distributed, and the guide pillar is movably clamped in the second limiting groove.
6. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 1, wherein a cavity is provided in the pedal frame, a mounting hole is provided on the lower end surface of the pedal frame, and the guide post is disposed in the cavity through the mounting hole.
7. The safety maintenance work platform for the mold closing area of the injection molding machine according to claim 6, wherein a first limiting hole is formed on the upper end surface of the foot rest, a second limiting hole is formed on the top surface of the guide pillar, the first limiting hole is communicated with the second limiting hole, a limiting screw is arranged on the foot rest, and one end of the limiting screw penetrates through the first limiting hole and is clamped in the second limiting hole.
8. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 1, wherein a rotating arm is arranged at a side of the travel switch, and an upper end of the rotating arm is tightly attached to a lower end face of the pedal frame.
9. The safety maintenance work platform for the mold closing area of the injection molding machine as claimed in claim 8, wherein a cushion block is arranged below the travel switch, one side of the cushion block is fixedly connected with the top surface of the bracket, and the other side of the cushion block is connected with the bottom of the travel switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378973.4A CN111660501B (en) | 2020-05-07 | 2020-05-07 | Safe maintenance work platform for mold closing area of injection molding machine |
| PCT/CN2021/086649 WO2021223576A1 (en) | 2020-05-07 | 2021-04-12 | Safe maintenance working platform used in mold closing area of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010378973.4A CN111660501B (en) | 2020-05-07 | 2020-05-07 | Safe maintenance work platform for mold closing area of injection molding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111660501A true CN111660501A (en) | 2020-09-15 |
| CN111660501B CN111660501B (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010378973.4A Active CN111660501B (en) | 2020-05-07 | 2020-05-07 | Safe maintenance work platform for mold closing area of injection molding machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111660501B (en) |
| WO (1) | WO2021223576A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021223576A1 (en) * | 2020-05-07 | 2021-11-11 | 海天塑机集团有限公司 | Safe maintenance working platform used in mold closing area of injection molding machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754567A (en) * | 2022-04-21 | 2022-07-15 | 盐城市大丰佳达织造厂 | Cloth cleaning and drying machine frame for cloth textile processing |
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| CN201566112U (en) * | 2009-12-16 | 2010-09-01 | 浙江申达机器制造股份有限公司 | Safety pedal for plastic injection moulding machine |
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| CN109763612A (en) * | 2019-01-29 | 2019-05-17 | 深圳市极尚建筑装饰设计工程有限公司 | Glass pedal connection device and its installation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204249301U (en) * | 2014-10-30 | 2015-04-08 | 中山力劲机械有限公司 | Large size plastic jetting-moulding device safety tread |
| CN207901624U (en) * | 2018-01-18 | 2018-09-25 | 卢建华 | A kind of mold electronic switch jig |
| CN208730304U (en) * | 2018-08-15 | 2019-04-12 | 宁波华美达机械制造有限公司 | A kind of safety tread structure for large size plastic jetting-moulding device |
| CN111660501B (en) * | 2020-05-07 | 2022-05-17 | 海天塑机集团有限公司 | Safe maintenance work platform for mold closing area of injection molding machine |
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2020
- 2020-05-07 CN CN202010378973.4A patent/CN111660501B/en active Active
-
2021
- 2021-04-12 WO PCT/CN2021/086649 patent/WO2021223576A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201566112U (en) * | 2009-12-16 | 2010-09-01 | 浙江申达机器制造股份有限公司 | Safety pedal for plastic injection moulding machine |
| CN203592646U (en) * | 2013-09-24 | 2014-05-14 | 宁波力劲机械有限公司 | Safety device for piece fetching zone of large-scale injection molding machine |
| CN103527858A (en) * | 2013-10-17 | 2014-01-22 | 江苏明江机械制造有限公司 | Spring bracket allowing on-spot adjustment |
| CN204471795U (en) * | 2014-12-29 | 2015-07-15 | 海天塑机集团有限公司 | The safe pedal frame of injection machine |
| CN207824852U (en) * | 2017-12-18 | 2018-09-07 | 嵊州市长峰纺织有限公司 | A kind of adjustable pedal |
| CN208203099U (en) * | 2018-04-08 | 2018-12-07 | 浙江海鸿工业产品设计有限公司 | A kind of pedal of the teaching convenient for adjusting height |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021223576A1 (en) * | 2020-05-07 | 2021-11-11 | 海天塑机集团有限公司 | Safe maintenance working platform used in mold closing area of injection molding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111660501B (en) | 2022-05-17 |
| WO2021223576A1 (en) | 2021-11-11 |
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