CN212795687U - Injection single-cylinder linear guide precision device - Google Patents
Injection single-cylinder linear guide precision device Download PDFInfo
- Publication number
- CN212795687U CN212795687U CN202021492219.5U CN202021492219U CN212795687U CN 212795687 U CN212795687 U CN 212795687U CN 202021492219 U CN202021492219 U CN 202021492219U CN 212795687 U CN212795687 U CN 212795687U
- Authority
- CN
- China
- Prior art keywords
- guide
- piston rod
- injection
- seat
- assembly
- 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.)
- Active
Links
Images
Landscapes
- Bearings For Parts Moving Linearly (AREA)
Abstract
The utility model discloses an injection single cylinder linear guide precision device, which relates to the field of mechanical parts of injection molding machines, the main body of the injection single cylinder linear guide precision device is provided with an oil cylinder component and a guide rail component, the oil cylinder component is provided with a piston rod, the guide rail component is arranged in parallel with the length direction of the piston rod, a guide bearing component is arranged between the oil cylinder component and the guide rail component, the guide bearing component is arranged at the end part of the piston rod, the guide bearing component realizes the connection of the piston rod and the guide rail component, the guide rail component has a guide limiting effect on the linear motion of the piston rod, and the; in addition, a connecting sleeve is arranged between the piston rod and the guide bearing assembly and detachably connected to the end part of the piston rod through a screw, so that the guide bearing assembly is detachably connected with the piston rod, the extrusion damage caused by the direct contact of the guide bearing assembly and the piston rod is avoided, and the guide bearing assembly can be quickly and accurately installed on the piston rod.
Description
Technical Field
The utility model relates to a machine parts field of injection molding machine, in particular to injection single cylinder straight line direction precision device.
Background
An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using forming mould. And a key component of an injection molding machine is its injection mechanism.
The injection mechanism comprises an injection oil cylinder assembly and a motor, a piston rod of the injection oil cylinder can reciprocate along the axial direction under the guiding action of an oil cylinder barrel and an oil cylinder front cover, the injection or glue extraction process is adopted, the rotary motion can be carried out under the driving action of the motor, the plasticizing process is adopted, a bearing is arranged at the front end of the piston rod, a bearing seat is arranged outside the bearing, and the support of the piston rod can be realized by the arrangement of the bearing and the bearing seat, so that the rotation precision of the piston rod is ensured. The bearing on the market is direct cup jointing on the piston rod usually for bearing and piston rod interference fit realize fixedly, and this kind of connected mode not only has certain degree of mechanical damage to the piston rod, and the mounted position of difficult accurate definite bearing moreover because the bearing closely cup joints on the piston rod, the dismantlement change process in inconvenient later stage.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide an injection single cylinder straight line direction precision device has solved the difficult accurate positioning in the problem of piston rod of bearing, and has avoided the bearing to the mechanical damage that the piston rod produced, the change process in the later stage of being convenient for in assembling process.
In order to realize the above purpose, the utility model discloses the technical scheme who adopts is: injection single cylinder straight line direction precision device, its main part is provided with cylinder assembly and guide rail assembly, the cylinder assembly is provided with the piston rod, the guide rail assembly is on a parallel with the length direction of piston rod, be provided with direction bearing assembly between cylinder assembly and the guide rail assembly, direction bearing assembly sets up in the tip of piston rod, be provided with the adapter sleeve between piston rod and the direction bearing assembly, the adapter sleeve passes through screw fixed connection in piston rod tip, direction bearing assembly joint in adapter sleeve.
By adopting the technical scheme, utilize the direction bearing subassembly to link to each other cylinder subassembly and guide rail assembly, the direction bearing subassembly is installed in the tip of piston rod, the linear motion process of cylinder subassembly can be restricted to the guide rail assembly, the piston rod in the cylinder subassembly in-process that makes a round trip to move appears the wobbling phenomenon, improve the straightness accuracy of piston rod motion, in addition, connect the direction bearing subassembly in piston rod tip through the adapter sleeve, and direction bearing subassembly joint in adapter sleeve, the adapter sleeve passes through the screw and realizes dismantling to connect in the piston rod, operation process is simple, the direct mechanical damage who causes with the piston rod contact of direction bearing subassembly has been avoided, and be fixed in the tip of piston rod through the adapter sleeve that will be connected with the direction bearing subassembly, can avoid traditional process that the removal bearing mounted position was confirmed.
Preferably, the main body of the injection device is further provided with an injection seat, the oil cylinder assembly is fixedly connected to the injection seat, and the guide rail assembly is connected with the injection seat through the guide rail seat.
Through adopting above-mentioned technical scheme, the injection seat has the supporting role to oil cylinder subassembly and guide rail set spare.
Preferably, the guide rail assembly is arranged on the outer side wall of the injection seat.
Through adopting above-mentioned technical scheme, set up in the guide rail set spare of injection seat lateral wall, make things convenient for guide rail set spare's installation more.
Preferably, the main body of the injection device is further provided with a guide control device, the guide control device is fixedly connected to the injection seat, the guide control device comprises an electronic ruler, the length direction of the electronic ruler is consistent with the length direction of the piston rod, and the electronic ruler is connected with the guide bearing assembly.
By adopting the technical scheme, the guide control device can realize the measurement of the movement distance of the piston rod by utilizing the electronic ruler, and can precisely control the movement process of the piston rod.
Preferably, the guide control device and the guide rail assembly are symmetrically arranged on two sides of the guide bearing assembly.
By adopting the technical scheme, the guide control device and the guide rail assembly which are symmetrically arranged relative to the guide bearing assembly can ensure that the stress of the guide bearing assembly is uniform, and the probability of deformation of the guide bearing assembly due to uneven stress is reduced.
Preferably, the guide control device is further provided with a fixing plate, and the fixing plate is connected between the electronic ruler and the guide bearing assembly.
Through adopting above-mentioned technical scheme, the fixed plate can realize electronic ruler fixed connection in direction bearing subassembly's effect.
Preferably, the guide bearing assembly is provided with a guide bearing seat, the guide bearing seat is of a hexagonal rhombus structure, and the guide rail assembly and the guide control device are connected to the middle parts of two sides of the guide bearing seat.
Through adopting above-mentioned technical scheme, guide rail assembly and direction controlling means connect in the middle part of direction bearing frame, have changed the stress point of direction bearing frame, and hexagonal diamond structure has the effect that improves direction bearing frame bulk strength.
Preferably, the electronic ruler comprises a magnetostrictive displacement sensor ruler and a magnetostrictive displacement block, the magnetostrictive displacement sensor ruler is fixedly connected to the injection seat, the magnetostrictive displacement block is arranged on the magnetostrictive displacement sensor ruler in a matched mode, and the magnetostrictive displacement block is connected to the guide bearing assembly through a fixing plate.
By adopting the technical scheme, the magnetic displacement block is connected with the guide bearing assembly, the magnetic displacement block is moved on the magnetic telescopic displacement sensor ruler to realize the measurement of the displacement of the guide bearing assembly and the piston rod, and the magnetic displacement block and the magnetic telescopic displacement sensor ruler are in non-contact measurement, so that the wear phenomenon does not exist, the service life is long, and the cost performance is high.
Preferably, the guide bearing assembly and the piston rod are both located in the injection seat, and the left side wall and the right side wall of the injection seat are both provided with positioning windows.
Through adopting above-mentioned technical scheme, operating personnel sees through the location window, can conveniently look over the motion condition of direction bearing subassembly and piston rod in the injection seat, and convenient the maintenance.
Preferably, the fixing plate is provided as an L-shaped baffle assembly.
Through adopting above-mentioned technical scheme, the area of contact with direction bearing subassembly can be increased in the setting of L type baffle sub-assembly to improve electronic ruler and direction bearing subassembly's joint strength.
Compared with the prior art, the utility model has the advantages of: (1) the connecting sleeve is arranged between the guide bearing assembly and the piston rod, so that the connection between the piston rod and the guide bearing assembly is realized, the installation precision is improved, the mechanical damage caused by the direct contact between the guide bearing assembly and the piston rod is avoided, and the connecting sleeve is detachably connected to the piston rod through a screw, so that the replacement process of the guide bearing assembly is more convenient; (2) the guide rail assembly and the guide control device are symmetrically arranged on two sides of the guide bearing assembly and are both positioned on the outer side wall of the injection seat, so that an operator can conveniently overhaul the guide rail assembly and the guide control device, and the guide bearing assembly is uniformly stressed; (3) the whole guide bearing seat with the hexagonal rhombus structure can improve the overall strength of the body of the guide bearing seat, and the guide rail assembly and the guide control device are symmetrically connected to two sides of the middle part of the guide bearing seat, so that the stress point of the guide bearing seat is changed, and the stress deformation probability of the guide bearing seat can be reduced.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a schematic sectional view of example 1;
FIG. 3 is another side view schematically showing embodiment 1;
FIG. 4 is a schematic view showing the structure of the injection seat removed in embodiment 1;
FIG. 5 is a schematic structural diagram of a fixing plate;
fig. 6 is a schematic view of a guide bearing assembly on the market.
In the figure: 1-an oil cylinder assembly; 110-a piston rod; 120-oil cylinder barrel; 2-a guide rail assembly; 210-a guide rail; 220-a slide block; 3-a guide bearing assembly; 310-a guide bearing seat; 320-a bearing; 4-connecting sleeves; 410-a boss; 5-an injection seat; 6-a steering control device; 610-an electronic ruler; 611-a magnetostrictive displacement sensor ruler; 612-a magnetodisplacement mass; 620-fixed plate; 621-L corner panel; 622-baffle plate; 7-positioning the window; 8-a guide rail seat; 9-a coupler; 10-a screw; 11-guide rail bracket.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1
As shown in fig. 1, the injection single-cylinder linear guiding precision device is provided with an injection seat 5 and an oil cylinder assembly 1, the injection seat 5 is provided with a hexahedron structure, the oil cylinder assembly 1 includes an oil cylinder barrel 120 and a piston rod 110, the oil cylinder barrel 120 is fixedly connected to one end of the injection seat 5 through a screw, one end of the piston rod 110 extends out of the oil cylinder barrel 120 and enters a cavity reserved in the middle of the injection seat 5, the piston rod 110 can move in the cavity, and the moving direction of the piston rod 110 is parallel to the length direction of the injection seat 5.
In this embodiment, the main body of the injection single-cylinder linear guide precision device is further provided with a guide rail assembly 2, the guide rail assembly 2 is fixedly connected to one side of the injection seat 5, as shown in fig. 1, a guide rail seat 8 is arranged between the guide rail assembly 2 and the injection seat 5, the guide rail seat 8 is arranged in parallel to the length direction of the piston rod 110, the guide rail seat 8 supports the guide rail assembly 2, and the guide rail seat 8 is fixedly connected to the outer side wall of the injection seat 5 through a screw.
The guide rail assembly 2 is fixedly connected to the guide rail seat 8 and is located on the outer side wall of the injection seat 5, as shown in fig. 1, the guide rail assembly 2 located on the outer side wall is more convenient for an operator to overhaul.
A guide bearing assembly 3 is arranged between the guide rail assembly 2 and the cylinder assembly 1, and the guide bearing assembly 3 is arranged at one end of the piston rod 110 extending out of the cylinder barrel 120, as shown in fig. 1, that is, the guide bearing assembly 3 is also located in the cavity of the injection seat 5 and can move together with the piston rod 110 in the cavity of the injection seat 5.
A connecting sleeve 4 is arranged between the guide bearing assembly 3 and the piston rod 110, specifically, as shown in fig. 2, the connecting sleeve 4 is arranged at the end part of the piston rod 110, a threaded hole is arranged on the end surface of the piston rod 110, the connecting sleeve 4 is fixedly connected to the piston rod 110 through a screw, a clamping groove is arranged on the circumferential surface of the connecting sleeve 4, the guide bearing assembly 3 is arranged in the clamping groove to realize the connection and fixation with the connecting sleeve 4, and the connecting sleeve 4 is detachably connected to the piston rod 110 through a screw, so that the guide bearing assembly 3 is detachably connected with the piston rod 110, the replacement process of the guide bearing assembly 3 is facilitated, the operation is simple, and the extrusion damage to the piston rod; in addition, the arrangement of the connecting sleeve 4 replaces the traditional process of determining the specific installation position of the mobile guide bearing assembly 3 on the market, so that the installation efficiency is improved, and the installation precision is also improved.
One side of the connecting sleeve 4 is integrally formed with a boss 410, as shown in fig. 4, the boss 410 can be connected with the screw 10 through the coupling 9, so that the connection between the piston rod 110 and the screw 10 is realized, and the structure is simple.
Specifically, the guide bearing assembly 3 is provided with a bearing 320 and a guide bearing seat 310, as shown in fig. 2 or fig. 4, the bearing 320 is clamped in a clamping groove on the connecting sleeve 4, the clamping groove realizes a limiting and fixing effect on the connecting sleeve 4, the guide bearing seat 310 is arranged outside the bearing 320 in a matched manner, the bearing 320 and the guide bearing seat 310 jointly realize the support of the piston rod 110, and the rotation precision of the piston rod 110 is ensured.
The guide bearing assembly 3 is connected with the oil cylinder assembly 1 and the guide rail assembly 2, so that the oil cylinder assembly 1 and the guide rail assembly 2 can move synchronously, the guide rail assembly 2 can limit the oil cylinder assembly 1 in the linear motion process, the piston rod 110 in the oil cylinder assembly 1 is prevented from swinging in the motion process, and the motion linearity of the piston rod 110 is improved.
Further, the guide rail assembly 2 is provided with a guide rail 210 and a sliding block 220, the guide rail 210 is fixedly connected above the guide rail seat 8, the guide rail 210 is parallel to the length direction of the piston rod 110, the sliding block 220 is fittingly installed on the guide rail 210 and can slide along the guide rail 210, the sliding block 220 is connected with the guide bearing seat 310 through a guide rail bracket 11, as shown in fig. 1 or fig. 4, the guide rail bracket 11 is preselected but not limited to an L-shaped structure, the guide rail bracket 11 is respectively connected with the upper surface of the sliding block 220 and the side wall of the guide bearing seat 310 through screws, so that the synchronous movement of the sliding block 220, the guide bearing assembly 3 and the piston rod 110 is realized, and the linear movement direction of the guide.
In this embodiment, the injection single-cylinder linear guiding precision device is further provided with a guiding control device 6, as shown in fig. 3, the guiding control device 6 is connected to the outer side wall of the injection seat 5, so that the maintenance of an operator is facilitated, and the guiding control device 6 is arranged opposite to the guide rail assembly 2.
The guide control device 6 is connected with the guide bearing assembly 3, and the guide control device 6 is used for realizing the precise control and detection of the movement distance of the guide bearing assembly 3 and the piston rod 110.
Specifically, the guiding control device 6 includes an electronic ruler 610, the electronic ruler 610 is preferably but not limited to a magnetostrictive displacement sensor ruler 611, the embodiment is described by taking the magnetostrictive displacement sensor ruler 611 as an example, as shown in fig. 3, a length direction of the magnetostrictive displacement sensor ruler 611 is parallel to a length direction of the piston rod 110, a magnetostrictive displacement block 612 is cooperatively arranged on the magnetostrictive displacement sensor ruler 611, and the magnetostrictive displacement block 612 can move along the length direction of the magnetostrictive displacement sensor ruler 611 in a non-contact manner by using a magnetostrictive principle, so that a wear phenomenon of the electronic ruler 610 is avoided, so that a service life of the electronic ruler 610 is relatively prolonged, and cost performance is higher.
A fixing plate 620 is arranged between the magnetic displacement block 612 and the guide bearing seat 310, the fixing plate 620 is respectively connected with the magnetic displacement block 612 and the guide bearing seat 310, so as to realize the connection between the guide control device 6 and the guide bearing assembly 3, the fixing plate 620 is an L-shaped baffle assembly, as shown in fig. 3 and 5, the L-shaped baffle assembly specifically comprises an L-shaped angle plate 621 and a baffle 622, the baffle 622 is perpendicular to the L-shaped angle plate 621, the baffle 622 and the L-shaped angle plate 621 are integrally formed, the baffle 622 and the guide bearing seat 310 are fixedly connected through screws, the arrangement of the baffle 622 can increase the contact area with the guide bearing seat 310, and therefore the connection strength between the electronic ruler 610 and the guide bearing assembly 3 is improved.
In this embodiment, the guide rail assembly 2 and the guide control device 6 are symmetrically disposed on two sides of the guide bearing seat 310, so that the guide bearing seat 310 is uniformly stressed, the guide bearing seat 310 is preferably but not limited to a hexagonal diamond structure, as shown in fig. 4, the guide rail bracket 11 of the guide rail assembly 2 and the fixing plate 620 of the guide control assembly 6 are both connected to the middle portions of two sides of the guide bearing seat 310, and the guide bearing seat 310 of the hexagonal diamond structure has an effect of improving the overall strength of the guide bearing seat 310, compared with the guide bearing seat 310 generally used in the market, as shown in fig. 6.
The injection seat 5 has left and right side walls opened with positioning windows 7, as shown in fig. 3, the positioning windows 7 are arranged above the guide rail assembly 2 and the guide control device 6, and an operator can check the movement conditions of the guide bearing assembly 3 and the piston rod 110 in the injection seat 5 through the positioning windows 7 at both sides, and the maintenance is convenient.
Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Injection single cylinder straight line direction precision device, its characterized in that, its main part is provided with oil cylinder subassembly (1) and guide rail subassembly (2), oil cylinder subassembly (1) is provided with piston rod (110), guide rail subassembly (2) are on a parallel with the length direction of piston rod (110), be provided with direction bearing subassembly (3) between oil cylinder subassembly (1) and guide rail subassembly (2), direction bearing subassembly (3) set up in the tip of piston rod (110), be provided with adapter sleeve (4) between piston rod (110) and the direction bearing subassembly (3), adapter sleeve (4) pass through screw fixed connection in piston rod (110) tip, direction bearing subassembly (3) joint in adapter sleeve (4).
2. The injection single-cylinder linear guide precision device according to claim 1, characterized in that the main body is further provided with an injection seat (5), the cylinder assembly (1) is fixedly connected to the injection seat (5), and the guide rail assembly (2) is connected with the injection seat (5) through a guide rail seat (8).
3. The injection single cylinder linear guide precision device according to claim 2, characterized in that the guide rail assembly (2) is arranged on the outer side wall of the injection seat (5).
4. The injection single-cylinder linear guide precision device according to claim 2, characterized in that the main body is further provided with a guide control device (6), the guide control device (6) is fixedly connected to the injection seat (5), the guide control device (6) comprises an electronic ruler (610), the length direction of the electronic ruler (610) is consistent with the length direction of the piston rod (110), and the electronic ruler (610) is connected with the guide bearing assembly (3).
5. The injection single cylinder linear guide precision device according to claim 4, characterized in that the guide control device (6) and the guide rail assembly (2) are symmetrically arranged at two sides of the guide bearing assembly (3).
6. The injection single cylinder linear guide precision device according to claim 4, characterized in that the guide control device (6) is further provided with a fixing plate (620), the fixing plate (620) is connected between the electronic ruler (610) and the guide bearing assembly (3).
7. The injection single-cylinder linear guide precision device according to claim 4, characterized in that the guide bearing assembly (3) is provided with a guide bearing seat (310), the guide bearing seat (310) is arranged in a hexagonal diamond structure, and the guide rail assembly (2) and the guide control device (6) are connected to the middle parts of two sides of the guide bearing seat (310).
8. The injection single cylinder linear guide precision device according to claim 6, characterized in that the electronic ruler (610) comprises a magnetostrictive displacement sensor ruler (611) and a magnetostrictive displacement block (612), the magnetostrictive displacement sensor ruler (611) is fixedly connected to the injection seat (5), the magnetostrictive displacement block (612) is arranged on the magnetostrictive displacement sensor ruler (611) in a matching way, and the magnetostrictive displacement block (612) is connected to the guide bearing assembly (3) through a fixing plate (620).
9. The injection single-cylinder linear guide precision device according to claim 2, characterized in that the guide bearing assembly (3) and the piston rod (110) are both located in the injection seat (5), and the left and right side walls of the injection seat (5) are both provided with positioning windows (7).
10. The precision single cylinder injection linear guide of claim 6, characterized in that the fixed plate (620) is provided as an L-shaped baffle assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492219.5U CN212795687U (en) | 2020-07-24 | 2020-07-24 | Injection single-cylinder linear guide precision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492219.5U CN212795687U (en) | 2020-07-24 | 2020-07-24 | Injection single-cylinder linear guide precision device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212795687U true CN212795687U (en) | 2021-03-26 |
Family
ID=75104257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021492219.5U Active CN212795687U (en) | 2020-07-24 | 2020-07-24 | Injection single-cylinder linear guide precision device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212795687U (en) |
-
2020
- 2020-07-24 CN CN202021492219.5U patent/CN212795687U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201979274U (en) | Dual-cylinder distance-adjustable vertical type hydraulic pressing machine | |
| CN106041066A (en) | Feeding mechanism of neodymium iron boron magnetic field forming press | |
| CN111215485A (en) | Precision metal plate bending device | |
| CN212795687U (en) | Injection single-cylinder linear guide precision device | |
| CN216016624U (en) | Built-in pressure sensor device of electronic jar | |
| CN114506036A (en) | Penetrate gluey mechanism and injection molding machine | |
| CN210431126U (en) | Synchronous belt parallel servo electric cylinder | |
| CN212159084U (en) | Tensile force and pressure test machine | |
| CN204727779U (en) | A kind of locating device being applicable to the upper ledge mechanism of hollow glass pressing machine | |
| CN207290832U (en) | One kind connects feeding position detection device in angle mold | |
| CN110685972B (en) | High-precision oil-saving performance testing system for hydraulic oil cylinder | |
| CN218928422U (en) | Penetrate platform revolution mechanic of electronic injection molding machine | |
| CN213891137U (en) | Injection stroke detection device for injection molding machine | |
| CN219254989U (en) | Telescopic tool setting mechanism | |
| CN218995181U (en) | Cylinder defect precision detection device | |
| CN221078002U (en) | Sighting telescope impact test board | |
| CN216941710U (en) | Penetrate gluey mechanism and injection molding machine | |
| CN212170165U (en) | Drill pump crosshead alignment device | |
| CN215929122U (en) | Industrial electrical automation equipment | |
| CN221147410U (en) | Connecting rod measurement tool | |
| CN210730021U (en) | Pressure-relieving precise glue injection assembly | |
| CN211542511U (en) | Safety guide mechanism for hydraulic machine | |
| CN220614781U (en) | Mobile phone injection mold with protection structure | |
| CN220261985U (en) | Embossing mechanism of embossing machine | |
| CN220104018U (en) | Piston axiality detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |