CN110405425B - Machining process for thermostat shell - Google Patents
Machining process for thermostat shell Download PDFInfo
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- CN110405425B CN110405425B CN201910763480.XA CN201910763480A CN110405425B CN 110405425 B CN110405425 B CN 110405425B CN 201910763480 A CN201910763480 A CN 201910763480A CN 110405425 B CN110405425 B CN 110405425B
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- hole
- thermostat
- shell
- plugging
- face
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a thermostat housing machining process, which comprises the following steps of machining a first step to a third step on a four-axis machining center, wherein a clamp is installed on the four-axis machining center, a hole end face is arranged on the first side of a thermostat housing, and a thermostat mounting hole is formed in the thermostat housing, and the first step comprises the following steps of: the first plane of the second side is attached to the positioning surface, and a hole end face attached to the engine cylinder cover and a hole in the hole end face are machined; step two: the end face of the hole on the first side is attached to the positioning surface of the clamp, and the end face of the flange plate of the thermostat shell and the hole in the end face of the flange plate are machined; step three: the end face of the flange plate is tightly attached to the positioning face of the clamp, and a first plugging hole opposite to the flange plate is machined; step four: plugging the first plugging hole and the second plugging hole; the processing of major processes can be accomplished on same equipment, and equipment utilization efficiency has effectively been improved, can carry out the processing of a plurality of work pieces simultaneously moreover, further improved machining efficiency.
Description
Technical Field
The invention relates to a machining process of a thermostat shell.
Background
When a thermostat shell is machined in the prior art, multiple devices are needed to perform machining in each procedure, and multiple times of clamping are needed in the machining process, so that the machining efficiency and the machining precision are influenced.
Disclosure of Invention
In order to make up for the defects, the invention provides the machining process of the thermostat shell, which can effectively improve the machining efficiency, has high equipment utilization rate and can effectively ensure the machining precision.
The technical scheme of the invention is as follows: a machining process of a thermostat shell is characterized in that machining in steps one to three is performed on a four-axis machining center, a clamp is mounted on the four-axis machining center and comprises a positioning surface and a pressing plate, the thermostat shell is pressed on the positioning surface downwards, a hole end face attached to an engine cylinder cover is arranged on a first side of the thermostat shell, a thermostat mounting hole is formed in the thermostat shell, a second side opposite to the first side is arranged on the thermostat shell, the thermostat mounting hole is formed in the second side of the thermostat shell, and a flange plate is arranged at the thermostat mounting hole;
the method comprises the following steps: the first plane of the second side is attached to the positioning surface, a hole end surface attached to an engine cylinder cover and a hole in the hole end surface are machined, and the remaining surface to be machined, the hole in the first side and a second plugging hole in the second end of the thermostat shell are also machined;
step two: the end face of the hole on the first side is attached to the positioning face of the clamp, the end face of the flange plate of the thermostat shell and the hole in the end face of the flange plate are machined, and the remaining surface to be machined and the hole on the second side are also machined;
step three: the end face of the flange plate is tightly attached to the positioning face of the clamp, and a first plugging hole on one side opposite to the flange plate is machined.
As a preferred technical scheme, the step four: and plugging the first plugging hole and the second plugging hole.
As a preferred technical scheme, a composite cutter is adopted for machining a stepped hole.
According to the preferable technical scheme, the fixture is provided with a first clamping station, a second clamping station and a third clamping station, the thermostat shell of the first clamping station is processed in the first step, the thermostat shell of the second clamping station is processed in the second step, and the thermostat shell of the third clamping station is processed in the third step.
According to the preferable technical scheme, in the fourth step, a plugging mechanism is adopted for plugging the first plugging hole and the second plugging hole, the plugging mechanism comprises a shell clamp and a plugging air cylinder, a magnet for adsorbing a plugging cover is arranged at the end part of a piston rod of the plugging air cylinder, and the end part of the piston rod of the plugging air cylinder is aligned to the thermostat shell on the shell clamp.
According to the preferable technical scheme, the blocking cylinder comprises a first cylinder and a second cylinder, the shell clamp comprises a first shell clamping station and a second shell clamping station, a first blocking hole of the thermostat shell on the first shell clamping station faces towards the first cylinder, and a second blocking hole of the thermostat shell on the second shell clamping station faces towards the second cylinder.
According to the technical scheme, the thermostat shell machining process comprises the steps of machining in a first step, machining in a second step and machining in a third step on a four-axis machining center, wherein a clamp is mounted on the four-axis machining center and comprises a positioning surface and a pressing plate for pressing the thermostat shell downwards on the positioning surface, a hole end face attached to an engine cylinder cover is arranged on a first side of the thermostat shell, a thermostat mounting hole is formed in the thermostat shell, a second side opposite to the first side is arranged on the thermostat shell, the thermostat mounting hole is formed in the second side of the thermostat shell, and a flange plate is arranged at the thermostat mounting hole; the method comprises the following steps: the first plane of the second side is attached to the positioning surface, a hole end surface attached to an engine cylinder cover and a hole in the hole end surface are machined, and the remaining surface to be machined, the hole in the first side and a second plugging hole in the second end of the thermostat shell are also machined; step two: the end face of the hole on the first side is attached to the positioning face of the clamp, the end face of the flange plate of the thermostat shell and the hole in the end face of the flange plate are machined, and the remaining surface to be machined and the hole on the second side are also machined; step three: the end face of the flange plate is tightly attached to the positioning face of the clamp, and a first plugging hole on the side opposite to the flange plate is machined; step four: plugging the first plugging hole and the second plugging hole; the processing of major processes can be accomplished on same equipment, and equipment utilization efficiency has effectively been improved, can carry out the processing of a plurality of work pieces simultaneously moreover, further improved machining efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a thermostat housing in an embodiment of the invention;
FIG. 2 is a rear view of FIG. 1;
FIG. 3 is a bottom view of FIG. 1;
FIG. 4 is a schematic view of the structure of a jig in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an occlusion mechanism in an embodiment of the invention.
Detailed Description
As shown in fig. 1 and 4, in a machining process of a thermostat housing, steps one to three are performed on a four-axis machining center, a clamp is mounted on the four-axis machining center, the clamp comprises a positioning surface and a pressing plate 20 for pressing the thermostat housing downwards onto the positioning surface 21, a first side 1 of the thermostat housing 4 is provided with a hole end surface 2 attached to an engine cylinder cover, a thermostat housing is provided with a thermostat mounting hole 3, the thermostat housing is provided with a second side 5 opposite to the first side 1, the thermostat mounting hole 3 is opened at the second side 5 of the thermostat housing, and a flange 6 is arranged at the thermostat mounting hole 3;
the method comprises the following steps: the first plane 7 of the second side 5 is tightly attached to the positioning surface 10, a hole end surface 2 attached to an engine cylinder cover and a hole in the hole end surface 2 are machined, and the remaining surface to be machined, the hole in the first side and a second plugging hole 8 located at the second end 22 of the thermostat shell are also machined;
step two: the hole end face 2 of the first side is tightly attached to the positioning face of the clamp, the end face of the flange plate 6 of the thermostat shell and the holes in the end face of the flange plate 6 are machined, and the remaining surface to be machined and the holes in the second side are also machined;
step three: the end face of the flange 6 is tightly attached to the positioning face of the clamp, and a first plugging hole 9 on the side opposite to the flange is machined;
step four: plugging of the first plugging hole 9 and the second plugging hole 8 is performed.
The processing of major processes can be accomplished on same equipment, and equipment utilization efficiency has effectively been improved, can carry out the processing of a plurality of work pieces simultaneously moreover, further improved machining efficiency.
And (4) machining a step hole by adopting a composite cutter.
As shown in fig. 4, the fixture 16 has a first clamping station 17, a second clamping station 18, and a third clamping station 19, the thermostat housing of the first clamping station is processed in the first step, the thermostat housing of the second clamping station is processed in the second step, and the thermostat housing of the third clamping station is processed in the third step.
As shown in fig. 5, in the fourth step, a blocking mechanism is used for blocking the first blocking hole and the second blocking hole, the blocking mechanism includes a housing clamp and a blocking cylinder, a magnet for adsorbing a blocking cover is arranged at the end of a piston rod 11 of the blocking cylinder, and the end of the piston rod of the blocking cylinder is aligned with the thermostat housing 4 on the housing clamp.
As shown in fig. 5, the blocking cylinder includes a first cylinder 12 and a second cylinder 13, the casing clamp includes a first casing clamping station 14 and a second casing clamping station 15, a first blocking hole 9 of the thermostat casing on the first casing clamping station faces towards the first cylinder 12, a second blocking hole 8 of the thermostat casing on the second casing clamping station faces towards the second cylinder 13, the first clamping station and the second clamping station are respectively provided with the casing clamp, and the casing clamp can adopt a rapid clamp. The first station and the second station can simultaneously perform plugging operation of the first plugging hole and the second plugging hole, and machining efficiency is effectively improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. A thermostat shell machining process is characterized in that machining in steps one to three is performed on a four-axis machining center, a clamp is mounted on the four-axis machining center and comprises a positioning surface and a pressing plate, the thermostat shell is pressed on the positioning surface downwards, a hole end face attached to an engine cylinder cover is arranged on a first side of the thermostat shell, a thermostat mounting hole is formed in the thermostat shell, a second side opposite to the first side is arranged on the thermostat shell, the thermostat mounting hole is formed in the second side of the thermostat shell, and a flange plate is arranged at the thermostat mounting hole; comprises the following steps which are carried out in sequence:
the method comprises the following steps: the first plane of the second side is attached to the positioning surface, a hole end surface attached to an engine cylinder cover and a hole in the hole end surface are machined, and the remaining surface to be machined, the hole in the first side and a second plugging hole in the second end of the thermostat shell are also machined;
step two: the end face of the hole on the first side is attached to the positioning face of the clamp, the end face of the flange plate of the thermostat shell and the hole in the end face of the flange plate are machined, and the remaining surface to be machined and the hole on the second side are also machined;
step three: the end face of the flange plate is tightly attached to the positioning face of the clamp, and a first plugging hole on the side opposite to the flange plate is machined;
step four: plugging the first plugging hole and the second plugging hole;
the fixture is provided with a first clamping station, a second clamping station and a third clamping station, the thermostat shell of the first clamping station is processed in the first step, the thermostat shell of the second clamping station is processed in the second step, and the thermostat shell of the third clamping station is processed in the third step; in the fourth step, a plugging mechanism is adopted to plug the first plugging hole and the second plugging hole, the plugging mechanism comprises a shell clamp and a plugging air cylinder, a magnet for adsorbing a plugging cover is arranged at the end part of a piston rod of the plugging air cylinder, and the end part of the piston rod of the plugging air cylinder is aligned to the thermostat shell on the shell clamp; the blocking cylinder comprises a first cylinder and a second cylinder, the shell clamp comprises a first shell clamping station and a second shell clamping station, a first blocking hole of the thermostat shell on the first shell clamping station faces towards the first cylinder, and a second blocking hole of the thermostat shell on the second shell clamping station faces towards the second cylinder.
2. The thermostat housing machining process of claim 1, wherein a compound tool is used for step hole machining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763480.XA CN110405425B (en) | 2019-08-19 | 2019-08-19 | Machining process for thermostat shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910763480.XA CN110405425B (en) | 2019-08-19 | 2019-08-19 | Machining process for thermostat shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110405425A CN110405425A (en) | 2019-11-05 |
| CN110405425B true CN110405425B (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910763480.XA Active CN110405425B (en) | 2019-08-19 | 2019-08-19 | Machining process for thermostat shell |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430896A (en) * | 2011-10-24 | 2012-05-02 | 东风汽车股份有限公司 | Engine cylinder block sand outlet processing technology |
| CN108188672A (en) * | 2017-12-30 | 2018-06-22 | 盛瑞传动股份有限公司 | A kind of gear ring process for machining |
| CN109531164B (en) * | 2018-12-28 | 2020-04-10 | 盛瑞传动股份有限公司 | Special clamp for exhaust pipe machining and exhaust pipe machining process |
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| CN110405425A (en) | 2019-11-05 |
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