CN216730793U - Auxiliary fixing device - Google Patents
Auxiliary fixing device Download PDFInfo
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- CN216730793U CN216730793U CN202220361555.9U CN202220361555U CN216730793U CN 216730793 U CN216730793 U CN 216730793U CN 202220361555 U CN202220361555 U CN 202220361555U CN 216730793 U CN216730793 U CN 216730793U
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- pressure supply
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- fixedly connected
- pressing
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- 238000003825 pressing Methods 0.000 claims abstract description 70
- 238000007789 sealing Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 7
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of tool fixtures, and discloses an auxiliary fixing device which comprises a fixing seat, wherein a rotating cylinder is fixedly connected onto the fixing seat, and a pressing part is connected onto the rotating cylinder in a sliding manner; fixedly connected with supplies splenium on the fixing base, supply to be connected with on the splenium be used for with splenium complex supply to press the connecting piece. The clamping device solves the problems that when workpieces with complex structures are clamped, the structure of the clamping structure is complex and the cost is high in the prior art.
Description
Technical Field
The utility model relates to the technical field of tool fixtures, in particular to an auxiliary fixing device.
Background
In the process of fine machining such as drilling and tapping a workpiece, the workpiece is usually fixed by a tool structure, so that the machining precision is prevented from being influenced by displacement in the machining process. In the existing tool structure, a workpiece is clamped and fixed on a fixed seat by using a power clamping structure such as an air cylinder, a hydraulic cylinder and the like, then the workpiece is processed, for the workpiece with a common structure, the workpiece can be stably fixed by using the existing clamping structure, but for the workpiece with a part of long plate shape and a complex structure, the workpiece is easy to vibrate in the processing process due to the longer length of the workpiece.
In order to solve the problems, a conventional mode is to arrange a plurality of clamping structures to reduce the vibration in the machining process, but more clamping structures are adopted, so that the clamping cost is increased; more importantly, for a workpiece with a complex structure and complex processing, the interference of the clamping structure on the processing space must be considered when designing the clamping structure, so that the design difficulty of the workpiece clamping structure is increased, and therefore, the existing clamping and fixing structure needs to be improved, so that the clamping structure for fixing the complex workpiece is simplified, and the clamping cost is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an auxiliary fixing device to solve the problems that a clamping structure is complex in structure and high in cost when workpieces with complex structures are clamped in the prior art.
In order to solve the problems, the utility model adopts the following technical scheme: an auxiliary fixing device comprises a fixing seat, wherein a rotating cylinder is fixedly connected to the fixing seat, and a pressing part is connected to the rotating cylinder in a sliding manner; fixedly connected with supplies splenium on the fixing base, supply to be connected with on the splenium be used for with splenium complex supply press the connecting piece.
The principle of the scheme is as follows: in the application, the rotating cylinder is rotatably connected to the fixed seat, and when a workpiece needs to be taken from or placed on the fixed seat, the rotating cylinder can be rotated, so that the pressing part rotates to one side of the workpiece, and the interference of the pressing part on the taking and placing of the workpiece is avoided; meanwhile, when a workpiece needs to be machined, the workpiece is fixed on the fixing seat by the clamping device in the prior art, meanwhile, the rotating cylinder can be rotated, the pressing part is rotated to a state of being connected with the pressure supply part, the pressure supply part supplies pressure to the pressing part under the communication effect of the pressure supply connecting part, the pressing part fixes the workpiece, the effect of assisting pressing is achieved on the workpiece by the pressing part, and the workpiece can be fixed more stably.
The beneficial effect of this scheme lies in:
1. the clamping structure can be simplified and the cost is reduced: compare in prior art when clamping the work piece of complex structure, can adopt more quantity clamping structure and cause the problem that frock structure complexity increases and the design degree of difficulty increases. Through setting up rotatory jar in this application to sliding connection presses the splenium on rotatory jar, when needs fixed work piece, just will press the splenium to rotate to the state that can press the work piece, makes to press the splenium to play the effect of supplementary fixed work piece, avoids directly setting up a plurality of clamping structures on the fixing base, under the prerequisite that can stabilize fixed work piece guaranteeing, effectively reduces the quantity of clamping structure, not only effectively lowers the cost, can also effectively reduce the design degree of difficulty simultaneously.
2. Automatic pressure supply can be realized: in the application, the rotary cylinder can drive the pressing part to rotate relative to the fixed seat and approach or be far away from the fixed seat, the pressure supply part is fixedly connected to the fixed seat, when a workpiece needs to be fixed by the aid of the pressing part, the rotary cylinder is only needed to drive the pressing part to rotate above the workpiece, then the rotary cylinder is used to drive the pressing part to approach the workpiece, the pressing part and the pressure supply part are automatically communicated through the pressure supply connecting part, and the pressing part obtains pressure and automatically slides to a state of abutting against the workpiece, so that the function of assisting in fixing the workpiece is achieved; after the workpiece is machined, the pressing part can be automatically released to assist and fix the workpiece only by releasing the pressure of the pressing part, and the workpiece machining device is simple in structure and convenient to control.
3. The workpiece taking is very convenient: in this application, when getting after the person's processing is accomplished before and after work piece processing and put the work piece, press the splenium to rotate to one side of work piece, can avoid pressing the splenium to cause the interference to getting of work piece to can conveniently get and put the work piece.
Preferably, as an improvement, supply to press the connecting piece to include and supply to press the automatic joint that connects the constitution by the first pressure joint and the second of mutually supporting that supplies to press, first supply to press to connect with supply to press the portion intercommunication, the second supplies to press to connect with pressing the portion intercommunication.
In this scheme, automatic first confession pressure joint and the second that connects supply pressure joint to connect respectively in supplying the splenium and pressing the splenium, supply pressure joint to follow when pressing the splenium to rotate to work piece top and be close to the work piece when the second, first confession pressure joint and second supply pressure joint can automatic switch-on for pressure in supplying the splenium can transmit to pressing the splenium, thereby make and press the splenium to assist fixedly to the work piece.
Preferably, as an improvement, a cross arm is fixedly connected to the rotary cylinder, the cross arm is fixedly connected to the rotary cylinder, a pressure channel and a slide way which are communicated with each other are formed in the cross arm, the pressing portion comprises a pressing rod which is in sliding fit with the slide way, and the second pressure supply connector is communicated with the pressure channel.
In this scheme, press depression bar sliding connection in the slip, when letting in pressure medium in to pressure channel, can promote to press the depression bar and slide for the slide to make and press the depression bar and can slide to the direction that is close to the work piece, realize the supplementary fixed to the work piece.
Preferably, as an improvement, the pressure channel includes vertical channel and horizontal channel mutually perpendicular and intercommunication, and the one end that the horizontal channel was kept away from to vertical channel is connected with the second confession pressure joint, and the one end that the horizontal channel was kept away from to vertical channel runs through outside the xarm, and the one end fixedly connected with seal block that the vertical channel was kept away from to horizontal channel, the intercommunication has the air supply way between slide and the horizontal channel.
In the scheme, the vertical channel and the transverse channel which are communicated with each other and are vertical to each other are arranged, so that the pressure supply part on the fixed seat can conveniently transmit pressure to the pressing rod through the first pressure supply joint, the second pressure supply joint, the vertical channel, the transverse channel and the slide way, and the pressing rod slides towards the direction close to the fixed seat to fix a workpiece; set up mutually perpendicular's vertical passage and transverse channel simultaneously, in the course of working, only need get two mutually perpendicular and two holes that communicate through boring, processing is convenient and the processing cost is low.
Preferably, as an improvement, a cushion pad is fixedly connected to one end of the pressing rod away from the air supply channel.
In this scheme, fixed connection blotter on the press bar, when utilizing the supplementary fixed work piece of press bar, blotter and work piece contact play the guard action to the surface of work piece.
Preferably, as an improvement, a sealing ring is fixedly connected to the pressing rod.
In this scheme, utilize the sealing washer to seal the pressure medium in the slide, prevent that pressure medium from leaking and influencing the effective supplementary fixed of push rod to the work piece.
Preferably, as an improvement, the pressure supply part comprises a pressure supply seat fixedly connected to the fixed seat, a pressure supply channel is formed in the pressure supply seat, and a pressure supply part communicated with the pressure supply channel is connected to the pressure supply seat.
In this scheme, the utilization supplies the casting die to let in pressure medium in supplying the pressure way, supplies when pressure joint intercommunication is supplied with the second to first confession pressure joint, can make pressure medium promote fast and press the depression bar to slide for the depression bar assists fixedly to the work piece.
Preferably, as an improvement, the pressure supply member is an oil hydraulic pump.
Compare in using compressed gas as pressure medium, use hydraulic oil as pressure medium in this scheme, hydraulic oil can't be compressed for press the depression bar can obtain great pressing force, so that press the depression bar and can play more stable fixed effect to the work piece.
Preferably, as a modification, the number of the pressing portions is plural.
In this scheme, through setting up a plurality of splenium of pressing for the work piece can obtain a plurality of multiple spot position auxiliary fixation who presses the splenium, thereby makes the work piece fixed more firmly.
Preferably, as a modification, the rotating cylinder is located between the pressure-supplying seat and the pressing rod, or the pressure-supplying seat is located between the rotating cylinder and the pressing rod.
In the scheme, when the rotary cylinder is positioned between the pressure supply seat and the pressing rod, the distance between the pressing rod and the rotary cylinder is small, so that the pressing rod can obtain larger moment of the rotary cylinder without easily deforming a cross arm, and the rotary cylinder is suitable for auxiliary fixation of a workpiece with larger force; when the pressure supply seat is positioned between the rotating cylinder and the pressing rod, the volume of the pressure supply seat is small, the blocking to the periphery of the workpiece is less, and the pressure supply seat is suitable for being arranged around the processing space of the workpiece.
Drawings
Fig. 1 is a schematic diagram of a first embodiment of the utility model.
Fig. 2 is a cross-sectional view taken along a-a in fig. 1.
FIG. 3 is a cross-sectional view of the same embodiment of the utility model as A-A in FIG. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a fixed seat 1, a workpiece 2, a rotary cylinder 3, a cross arm 4, a slide way 401, a vertical channel 402, a transverse channel 403, an air supply channel 404, a pressing rod 5, a sealing ring 6, a pressure supply seat 7, a pressure supply channel 701, a first pressure supply joint 8, a second pressure supply joint 9 and a cushion pad 10.
Example one
This embodiment is substantially as shown in fig. 1: the utility model provides an auxiliary fixing device, includes fixing base 1 that the level was placed, through the clamping structure fixedly connected with work piece 2 (not shown clamping structure in figure 1) of prior art on the fixing base 1, through screw fixedly connected with rotatory jar 3 on the fixing base 1, rotatory jar 3 can have rotatory hydro-cylinder, when letting in hydraulic oil to rotatory jar 3, not only can the time output shaft of rotatory jar 3 rotate, can also make the output shaft of rotatory jar 3 retract in the cylinder body.
Referring to fig. 1 and 2, a cross arm 4 is fixedly connected to an output shaft of the rotary cylinder 3 through a screw, a pressure channel and a slide way 401 which are mutually communicated are formed inside the cross arm 4, and the pressure channel is conveniently machined on the cross arm 4.
A plurality of pressing portions are vertically and slidably connected in the slide way 401, in this embodiment, the number of the pressing portions is two, the pressing portions include vertically arranged pressing rods 5, the bottom ends of the pressing rods 5 are located below the cross arm 4, of the two pressing portions, the pressing rod 5 located on the left side is located on the right side of the rotating rod, so that the rotating cylinder 3 is located between the pressure supply seat 7 and the pressing rod 5, and the pressing rod 5 located on the right side is located on the left side of the pressure supply seat 7, so that the pressure supply seat 7 is located between the pressing rod 5 and the rotating cylinder 3; meanwhile, a clamping groove is formed in the top end of the pressing rod 5, a sealing ring 6 is clamped in the clamping groove, and pressure media in the slide channel 401 are sealed through the sealing ring 6, so that the pressure media are prevented from leaking.
As shown in fig. 1, the top surface of the fixing base 1 is fixedly connected with pressure supplying portions, the number of which is equal to the number of the pressure pressing portions, the pressure supplying portions include pressure supplying seats 7 fixedly connected to the fixing base 1 by screws, pressure supplying channels 701 are formed in the pressure supplying seats 7, and pressure supplying members connected to the pressure supplying channels 701 and communicated with each other are connected to the pressure supplying seats 7, in this embodiment, the pressure supplying members are oil pressure pumps (not shown in fig. 1) fixedly connected to the fixing base 1 by screws.
Supply to be equipped with between pressure seat 7 and the xarm 4 and supply to press the connecting piece, supply to press the connecting piece to include and supply the automatic joint that pressure joint 9 constitutes by the first pressure joint 8 and the second that supplies of mutually supporting, automatic joint preferentially adopts the automatic joint of the brand of trying to get to the police, first pressure joint 8 that supplies is through the screw thread rigid coupling on pressure seat 7 and with supply to press way 701 intercommunication, the second supplies pressure joint 9 through the screw thread rigid coupling on xarm 4 and with vertical passageway 402 intercommunication, when first pressure joint 8 and the second supplies pressure joint 9 just to and when extrudeing each other, first pressure joint 8 and the second of supplying supply supplies pressure joint 9 to communicate each other, make supply to press way 701 and vertical passageway 402 intercommunication.
The specific implementation process is as follows:
in the initial state, the output shaft of the rotary cylinder 3 is in an extending state, and the cross arm 4 drives the pressing rod 5 to rotate to one side of the workpiece 2, so that the workpiece 2 can be taken from the fixed seat 1; when a workpiece 2 needs to be fixed, firstly, the workpiece 2 is placed on a fixed seat 1, the workpiece 2 is fixed by using a clamping structure in the prior art, then a rotary cylinder 3 is started (hydraulic oil is introduced into the rotary cylinder 3), the rotary cylinder 3 drives a cross arm 4 to rotate, so that the cross arm 4 drives a pressing rod 5 to rotate to the upper side of the workpiece 2, then the rotary cylinder 3 pulls the cross arm 4 to be close to the workpiece 2, so that a second pressure supply joint 9 and the pressing rod 5 are close to the workpiece 2, finally the second pressure supply joint 9 is abutted against and communicated with the second pressure supply joint 9, so that the hydraulic oil in a pressure supply passage 701 enters the second pressure supply joint 9 through a first pressure supply joint 8 to enter a vertical passage 402, then sequentially flows through a transverse passage and the pressure supply passage 701 to flow into a slideway 401, the pressing rod 5 is pushed to slide downwards by the pressure of the hydraulic oil, so that the bottom end of the pressing rod 5 is contacted and abutted against the top surface of the workpiece 2, thereby assisting in securing the workpiece 2.
After the workpiece 2 is machined, the pressure in the pressure supply channel 701 is released firstly, so that the pressure in the slide channel 401 is reduced, the pressing rod 5 moves upwards to separate the cushion pad 10 from the workpiece 2, then the rotary cylinder 3 is closed, so that the rotary cylinder 3 drives the cross arm 4 and the pressing rod 5 to move upwards firstly, then the cross arm and the pressing rod rotate to one side of the workpiece 2 to return to the initial state, then the mounting structure in the prior art is opened, the workpiece 2 is taken down from the fixed seat 1, and the machining of the workpiece 2 is completed.
Example two
The difference between the second embodiment and the second embodiment is that: as shown in fig. 3, in the present embodiment, a cushion pad 10 is fixedly connected to the bottom end of the pressing rod 5 through a thread, the cushion pad 10 may be made of rubber, and when the pressing rod 5 moves downward to tightly fix the workpiece 2, the cushion pad 10 contacts with the top surface of the workpiece 2, thereby protecting the outer surface of the workpiece 2.
The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The utility model provides an auxiliary fixing device, includes the fixing base, its characterized in that: the fixed seat is fixedly connected with a rotating cylinder, and the rotating cylinder is connected with a pressing part in a sliding manner; the fixing seat is fixedly connected with a pressure supply part, and the pressure supply part is connected with a pressure supply connecting piece matched with the pressure part.
2. An auxiliary fixture as defined in claim 1, wherein: the pressure supply connecting piece comprises a first pressure supply connector and a second pressure supply connector which are matched with each other, wherein the first pressure supply connector and the second pressure supply connector form an automatic connector, the first pressure supply connector is communicated with a pressure supply part, and the second pressure supply connector is communicated with a pressure pressing part.
3. An auxiliary fixture as claimed in claim 2, wherein: the rotary cylinder is fixedly connected with a cross arm, the cross arm is fixedly connected to the rotary cylinder, a pressure channel and a slide way which are communicated with each other are formed in the cross arm, the pressing portion comprises a pressing rod in sliding fit with the slide way, and the second pressure supply connector is communicated with the pressure channel.
4. An auxiliary fixture as claimed in claim 3, wherein: the pressure channel comprises a vertical channel and a transverse channel which are perpendicular to each other and communicated with each other, one end, away from the transverse channel, of the vertical channel is connected with the second pressure supply joint, one end, away from the vertical channel, of the transverse channel penetrates out of the cross arm, one end, away from the vertical channel, of the transverse channel is fixedly connected with a sealing block, and a gas supply channel is communicated between the slide way and the transverse channel.
5. An auxiliary fixture as claimed in claim 4, wherein: one end of the pressing rod, which is far away from the air supply channel, is fixedly connected with a cushion pad.
6. An auxiliary fixture as claimed in claim 4, wherein: and a sealing ring is fixedly connected to the pressing rod.
7. An auxiliary fixture as claimed in any one of claims 3 to 6, wherein: the pressure supply part comprises a pressure supply seat fixedly connected to the fixed seat, a pressure supply channel is formed in the pressure supply seat, and a pressure supply part communicated with the pressure supply channel is connected to the pressure supply seat.
8. An auxiliary fixture as claimed in claim 7, wherein: the pressure supply and pressing piece is an oil pressure pump.
9. An auxiliary fixture as claimed in claim 8, wherein: the number of the pressing parts is multiple.
10. An auxiliary fixture as claimed in claim 9, wherein: the rotating cylinder is positioned between the pressure supply seat and the pressing rod, or the pressure supply seat is positioned between the rotating cylinder and the pressing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361555.9U CN216730793U (en) | 2022-02-22 | 2022-02-22 | Auxiliary fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361555.9U CN216730793U (en) | 2022-02-22 | 2022-02-22 | Auxiliary fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216730793U true CN216730793U (en) | 2022-06-14 |
Family
ID=81919567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220361555.9U Active CN216730793U (en) | 2022-02-22 | 2022-02-22 | Auxiliary fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216730793U (en) |
-
2022
- 2022-02-22 CN CN202220361555.9U patent/CN216730793U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 401121 No.1, East Section of Tianshan Avenue, Yubei District, Chongqing Patentee after: Chongqing Yujiang Die Casting Co.,Ltd. Address before: 401121 Dazhulin Town, northern New Area, Chongqing Patentee before: CHONGQING YUJIANG DIE-CASTING Co.,Ltd. |
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| CP03 | Change of name, title or address |