CN220447093U - High-strength arched cross head structure of injection molding machine - Google Patents
High-strength arched cross head structure of injection molding machine Download PDFInfo
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- CN220447093U CN220447093U CN202321504658.7U CN202321504658U CN220447093U CN 220447093 U CN220447093 U CN 220447093U CN 202321504658 U CN202321504658 U CN 202321504658U CN 220447093 U CN220447093 U CN 220447093U
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 23
- 150000001875 compounds Chemical class 0.000 claims abstract description 12
- 230000013011 mating Effects 0.000 claims abstract description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008719 thickening Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
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Abstract
The application discloses injection molding machine high strength arch cross head structure, include the atress outer frame with movable mould board swing joint, the inboard that the atress outer frame is relative all is provided with the atress tie-beam, two the atress tie-beam is all kept away from the one end of atress outer frame to be connected through the compound die piston sleeve, set up on the compound die piston sleeve with mode locking piston rod matched with mating holes, the inboard that the atress outer frame is relative all symmetry is provided with pull rod guide sleeve, pull rod guide sleeve cooperatees with the pull rod on the compound die mechanism. The cross head structure is more reasonable in stress and good in strength in the movement process, so that the whole structure can be made to use fewer materials while the cross head structure is guaranteed to be high in strength, and the effect of reducing cost is achieved.
Description
Technical Field
The application relates to the technical field of mold clamping mechanism components of injection molding machines, in particular to a high-strength arched cross head structure of an injection molding machine.
Background
At present, the cross head is one of moving parts of a mold clamping mechanism of an injection molding machine, the cross head of the injection molding machine is hinged with the movable mold plate through a connecting rod structure, the movable mold plate moves back and forth through the front and back movement of the cross head, the force on the cross head is amplified through the connecting rod structure, and then the force acts on the movable mold plate of the mold clamping mechanism and forms mold locking force of the injection molding machine together with the fixed mold plate.
A moving oil cylinder of a mold closing mechanism in the related art is fixed on a mold adjusting plate, a piston rod of the mold closing oil cylinder is connected with a cross head, when the piston of the mold closing oil cylinder moves towards a rod cavity, the cross head moves towards the mold closing direction, and when the piston of the mold closing oil cylinder moves in place, mold closing force is formed. When the piston of the mold closing oil cylinder moves towards the rodless cavity, the cross head is driven to move in the opposite direction, so that mold opening force is formed.
With respect to the related art in the above, the inventors consider that: because the cross head is stressed in multiple directions, the structural strength of the cross head is high, and the strength of the cross head is generally increased by thickening and thickening the cross head in the market, so that the cost is high and the material is wasted.
Disclosure of Invention
The utility model provides an aim at provides an injection molding machine high strength arch cross head structure, this structure can solve the structure on the market and increase its intensity through the method of thickening cross head generally, leads to the problem of with high costs and extravagant material.
The application provides a high strength arch cross head structure of injection molding machine adopts following technical scheme:
the utility model provides an injection molding machine high strength arch cross head structure, includes the atress outer frame with movable mould board swing joint, the inboard that the atress outer frame is relative all is provided with the atress tie-beam, two the atress tie-beam is all kept away from the one end of atress outer frame to be connected through the compound die piston sleeve, set up on the compound die piston sleeve with mode locking piston rod matched with mating holes, the inboard that the atress outer frame is relative all symmetry is provided with pull rod guide sleeve, pull rod guide sleeve cooperatees with the pull rod on the compound die mechanism.
Further, the stress outer frame comprises two stress arms, one sides of the two stress arms are connected with one end of the stress connecting beam, connecting arms are arranged at two ends of the stress arms, and a stress slat is connected between the corresponding two connecting arms.
Further, the connecting arm and the stressed slat are respectively connected with the outer sides of the pull rod guide sleeves.
Further, a reinforcing rib is arranged between the stress arm and the stress connecting beam.
Further, a plurality of first slotted holes are formed in the two stressed arms.
Further, an arc-shaped part is arranged on one side of each of the two stressed connecting beams.
Further, the side walls of the two stressed connecting beams are provided with third slotted holes.
Further, pin shaft connecting sleeves are symmetrically arranged on one sides of the two stress arms, which are opposite, pin shaft connecting holes are formed in the pin shaft connecting sleeves, and the pin shaft connecting holes are hinged with the movable templates through connecting rods.
Further, a mounting lug is arranged on one side of the stressed strip plate, which is away from the stressed connecting beam.
Further, a second slotted hole is formed in one side, away from the reinforcing ribs, of each of the two stress arms.
Compared with the prior art, the beneficial effect of this application lies in: the structure that the stressed outer frame is matched with the stressed connecting beam and the pull rod guide sleeve respectively ensures that the cross head structure has good strength, so that the pull rod of the cross head structure on the die assembly mechanism can stably move; and through the structure that atress outer frame, atress tie-beam and compound die piston sleeve mutually support for compound die piston sleeve can be firmly connected with the piston rod of compound die hydro-cylinder, makes the cross head structure atress more reasonable in the motion process, thereby when guaranteeing that cross head structure has intensity to be high, also can make whole structure use the material less, in order to realize reduce cost's effect.
Drawings
Fig. 1 is a schematic structural view of the front face of an arcuate cross-head structure according to an embodiment of the present application.
Fig. 2 is a schematic view of the back of an arcuate cross-head structure according to an embodiment of the present application.
Fig. 3 is a left side view of fig. 2.
Reference numerals illustrate: 1. a stressed outer frame; 11. a force receiving arm; 111. a first slot; 112. a second slot; 12. a connecting arm; 13. a force-bearing slat; 131. mounting the protruding blocks; 2. a pull rod guide sleeve; 3. the pin shaft is connected with the sleeve; 4. a force-bearing connecting beam; 41. an arc-shaped portion; 42. a third slot; 5. a die closing piston sleeve; 51. a mating hole; 6. reinforcing ribs.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
The embodiment of the application discloses a high-strength arched cross head structure of an injection molding machine. Referring to fig. 1, the cross head structure includes a force-receiving outer frame 1, and the force-receiving outer frame 1 is formed by mutually matching two force-receiving arms 11, four connecting arms 12 and two force-receiving slats 13 to form a rectangular frame.
Specifically, the four connecting arms 12 are in a group, wherein one end of each connecting arm 12 of one group is fixedly connected to two ends of one of the receiving arms 11, and one end of each connecting arm 12 of the other group is fixedly connected to two ends of the other receiving arm 11; the two ends of the two stressed laths 13 are respectively and fixedly connected between the two corresponding connecting arms 12.
Meanwhile, referring to fig. 1 and 2, in the present embodiment, the pull rod guide sleeves 2 are symmetrically disposed on opposite inner sides of the stressed outer frame 1, four pull rod guide sleeves 2 are disposed on the inner sides of the connecting arms 12 and the stressed lath 13, and the four pull rod guide sleeves 2 are respectively sleeved on the four pull rods on the clamping mechanism, so that the cross head structure can stably slide on the pull rods of the clamping mechanism. Through the cooperation of pull rod guide sleeve 2 and pull rod, also can play effective direction and spacing effect to the cross head structure in the removal in-process.
In addition, referring to fig. 1 and 2, in this embodiment, four pin shaft connecting sleeves 3 are installed on one side corresponding to two stress arms 11, the four pin shaft connecting sleeves 3 are in a group, the pin shaft connecting sleeves 3 are all provided with pin shaft connecting holes, the pin shaft connecting holes on the pin shaft connecting sleeves 3 are hinged with a moving template on a mold clamping mechanism through a connecting rod, so that the moving template can be driven to correspondingly move by the cross head structure in the moving process, the force on the cross head structure is amplified by the connecting rod structure, then the force acts on the moving template of the mold clamping mechanism, and the mold locking force of the injection molding machine is formed together with a fixed template on the mold clamping mechanism.
The guide rail component is further arranged on the die assembly mechanism, the sliding block component is arranged on the movable template, the sliding block component is matched with the guide rail component, and when the cross head structure drives the movable template to move, the sliding block component on the movable template can slide on the guide rail component on the die assembly mechanism, so that the movable template can be effectively guided.
In order to prevent the situation that the connecting arm 12 collides with the guide rail component in the moving process of the cross head structure, in this embodiment, a set of avoiding parts are formed on one side, deviating from the pull rod guide sleeve 2, of the connecting arm 12, and the avoiding parts can play an effective avoiding effect, so that the cross head structure can smoothly pass through the guide rail component, and the whole moving process can be smoothly carried out. The formation of the avoiding part can reduce the use of materials, thereby reducing the cost.
In addition, referring to fig. 2 and 3, in the present embodiment, the stress connection beams 4 are fixedly connected to the inner sides between the two stress arms 11, one ends of the two stress connection beams 4, which are far away from the stress arms 11, are simultaneously fixedly provided with the mold clamping piston sleeve 5, and the two stress connection beams 4 are used for firmly supporting the mold clamping piston sleeve 5. And the die clamping piston sleeve 5 is internally provided with a matching hole 51, and a die locking piston rod of the die clamping cylinder penetrates through the matching hole 51 so as to be fixedly arranged on the die clamping piston sleeve 5.
When the mold clamping oil cylinder is started, a mold locking piston rod of the mold clamping oil cylinder drives the mold clamping piston sleeve 5 to move, and the mold clamping piston sleeve 5 drives the whole stressed outer frame to move, so that the moving effect on the cross head structure is realized.
More preferably, in this embodiment, the two stress connection beams 4 are provided with the arc portions 41, and the two arc portions 41 are folded along the direction of the mold clamping piston sleeve 5, so as to form an arch structure, and the two arc portions 41 form an arch structure, so that the stress of the cross head structure in the moving process is more reasonable, and the strength of the cross head structure can be increased.
In the embodiment, a mounting lug 131 is fixedly arranged on one side of one stressed slat 13 away from the stressed connecting beam 4, and the mounting lug 131 is used for mounting an electronic ruler and a die-closing in-place induction switch. The electronic ruler mainly detects the actual position of the die closing oil cylinder, and indirectly obtains the position of the movable template through the conversion relation between the position of the die closing oil cylinder and the hinge so as to control the position of the movable template. The die closing in-place inductive switch detects the die closing in-place state, and the next action can be carried out after the die closing is completed.
Referring to fig. 1, in order to further enhance stability of the crosshead structure, in this embodiment, the reinforcing ribs 6 are fixedly installed between the two stress arms 11 and the two stress connection beams 4, and the reinforcing ribs 6 not only make the connection between the stress arms 11 and the stress connection beams 4 more stable, so that stability of the crosshead structure in the moving process can be more effectively enhanced, and occurrence of fatigue fracture of the crosshead structure is reduced; but also the stress of the stress connecting beam 4 can be more reasonable.
Referring to fig. 1 and 2, in order to effectively reduce the weight of the cross head structure without affecting the strength of the cross head structure, in this embodiment, four first slots 111 are formed in the two stress arms 11, and second slots 112 are formed in the sides of the two stress arms 11 facing away from the reinforcing ribs 6, so that the stress arms 11 can be effectively reduced in weight under the condition that the two stress arms 11 have high strength by forming the first slots 111 and the second slots 112, so that the whole structure uses fewer materials, and the cost is reduced.
More preferably, referring to fig. 2, the side walls of the two stressed connecting beams 4 facing the stressed lath 13 are respectively provided with a third slot hole 42, and eight third slot holes 42 are provided, so that the stressed connecting beams 4 can be effectively weight-reduced under the condition that the stressed connecting beams 4 have high strength due to the provision of eight third slot holes 42, thereby reducing the use of materials and further reducing the cost.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (10)
1. The utility model provides an injection molding machine high strength arch cross head structure which characterized in that: including outer frame (1) of atress with movable mould board swing joint, the inboard that atress outer frame (1) is relative all is provided with atress tie-beam (4), two atress tie-beam (4) all are kept away from the one end of atress outer frame (1) to be connected through compound die piston sleeve (5), offered on compound die piston sleeve (5) with mode locking piston rod matched with mating holes (51), the inboard that atress outer frame (1) is relative all symmetrically is provided with pull rod guide sleeve (2), pull rod guide sleeve (2) cooperate with the pull rod on the compound die mechanism.
2. The high-strength arched cross head structure of an injection molding machine according to claim 1, wherein: the outer frame (1) of atress includes two atress arms (11), two one side of atress arm (11) all with the one end of atress tie beam (4) is connected, the both ends of atress arm (11) all are provided with linking arm (12), corresponding two be connected with atress slat (13) between linking arm (12).
3. The high-strength arched cross head structure of an injection molding machine according to claim 2, wherein: the connecting arm (12) and the stressed slat (13) are respectively connected with the outer side of the pull rod guide sleeve (2).
4. A high strength arcuate cross-head structure for an injection molding machine as defined in claim 3, wherein: and a reinforcing rib (6) is arranged between the stress arm (11) and the stress connecting beam (4).
5. The high-strength arched cross head structure of an injection molding machine according to claim 4, wherein: a plurality of first slotted holes (111) are formed in the two stress arms (11).
6. The high-strength arched cross head structure of an injection molding machine according to claim 1, wherein: and arc-shaped parts (41) are arranged on one side of each stress connecting beam (4).
7. The high-strength arched cross head structure of an injection molding machine of claim 6, wherein: the side walls of the two stressed connecting beams (4) are provided with third slotted holes (42).
8. The high-strength arched cross head structure of an injection molding machine according to claim 2, wherein: pin shaft connecting sleeves (3) are symmetrically arranged on one sides, opposite to the stress arms (11), of the two stress arms, pin shaft connecting holes are formed in the pin shaft connecting sleeves (3), and the pin shaft connecting holes are hinged with the movable templates through connecting rods.
9. The high strength arcuate cross-head structure of an injection molding machine as set forth in claim 8, wherein: and a mounting lug (131) is arranged on one side of the stressed strip plate (13) away from the stressed connecting beam (4).
10. The high-strength arched cross head structure of an injection molding machine according to claim 4, wherein: and a second slotted hole (112) is formed in one side, away from the reinforcing ribs (6), of each stress arm (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321504658.7U CN220447093U (en) | 2023-06-13 | 2023-06-13 | High-strength arched cross head structure of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321504658.7U CN220447093U (en) | 2023-06-13 | 2023-06-13 | High-strength arched cross head structure of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220447093U true CN220447093U (en) | 2024-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321504658.7U Active CN220447093U (en) | 2023-06-13 | 2023-06-13 | High-strength arched cross head structure of injection molding machine |
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| Country | Link |
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| CN (1) | CN220447093U (en) |
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2023
- 2023-06-13 CN CN202321504658.7U patent/CN220447093U/en active Active
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