CN214291895U - Valve gap end face hole drilling and tapping integrated machine - Google Patents
Valve gap end face hole drilling and tapping integrated machine Download PDFInfo
- Publication number
- CN214291895U CN214291895U CN202120140731.1U CN202120140731U CN214291895U CN 214291895 U CN214291895 U CN 214291895U CN 202120140731 U CN202120140731 U CN 202120140731U CN 214291895 U CN214291895 U CN 214291895U
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- valve cover
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- 238000005553 drilling Methods 0.000 title claims abstract description 64
- 238000010079 rubber tapping Methods 0.000 title claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a valve cover end face hole drilling and tapping integrated machine, which belongs to the technical field of metal cold machining equipment and comprises a machine body and a clamp body for clamping a valve cover, wherein the machine body is provided with a longitudinal guide rail and a sliding table for supporting the clamp body, and the sliding table is driven to slide along the longitudinal guide rail by a longitudinal moving mechanism; the sliding table is provided with a transverse moving mechanism for driving the clamp body to transversely move relative to the sliding table; the opposite sides of the clamp body are provided with a drilling device, a tapping device and a hole expanding device in parallel, the longitudinal moving mechanism drives the valve covers clamped on the clamp body to correspond to the drilling device, the tapping device and the hole expanding device one by one, and the valve covers are used for drilling and expanding center holes and drilling and tapping threaded holes in the clamp body. The utility model discloses a processing of centre bore and screw hole on the valve gap can be accomplished to a clamping, has simplified processing technology, and convenient operation is swift, and work efficiency is high, can guarantee the position degree of centre bore and screw hole simultaneously, is particularly useful for mass production processing.
Description
Technical Field
The utility model belongs to the technical field of the metal cold processing equipment, especially, relate to a valve gap terminal surface hole bores and attacks all-in-one.
Background
The valve cover shown in fig. 5 and 6 belongs to a non-standard part, and six mounting holes are formed in the periphery of the large end face of the valve cover and used for being connected with a valve body; the middle part of the small end face of the boss of the valve cover is a central hole matched with the valve rod, and two threaded holes are symmetrically formed in two sides of the central hole and are connected with the cover plate through connecting bolts. When the valve cover is assembled with the valve body, the valve rod needs to penetrate through a center hole in the middle of the valve rod, and then the valve rod penetrates through the peripheral mounting holes and threaded holes at two ends of the center hole through connecting bolts to be fixed. At present, after peripheral mounting holes of a valve cover are machined, a central hole and threaded holes at two ends of the central hole are machined. At present, the central hole and the threaded hole are machined in sequence, so that a workpiece needs to be clamped twice, the middle turnover time and the auxiliary machining time are increased, the operation is complex, the working efficiency is low, the position degree of the central hole and the threaded hole is not easy to guarantee, and the machine is not suitable for mass production.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a valve gap terminal surface hole bores and attacks all-in-one aims at solving the centre bore and the screw hole that exist among the above-mentioned prior art and divides preface processing, the poor technical problem of position degree of complex operation, work efficiency low, centre bore and screw hole.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a valve cover end face hole drilling and tapping integrated machine comprises a machine body and a clamp body for clamping a valve cover, wherein a longitudinal guide rail and a sliding table for supporting the clamp body are arranged on the machine body, and the sliding table is driven to slide along the longitudinal guide rail through a longitudinal moving mechanism; the sliding table is provided with a transverse moving mechanism for driving the clamp body to transversely move relative to the sliding table; the opposite sides of the clamp body are provided with a drilling device, a tapping device and a hole expanding device in parallel, the longitudinal moving mechanism drives the valve covers clamped on the clamp body to correspond to the drilling device, the tapping device and the hole expanding device one by one, and the valve covers are used for drilling and expanding a center hole and drilling and tapping a threaded hole in the clamp body.
Preferably, the clamp body comprises a box body with an opening at the upper part, a top plate used for being tightly attached to the large end face of the valve cover and a positioning assembly used for limiting the protruding part of the valve cover, the top plate is arranged in the box body and fixed at the movable end of the telescopic mechanism, and the telescopic mechanism is connected with the box body; the positioning assembly is arranged at an opening at the lower part of the side wall of the box body, and the small end face of the bulge of the valve cover extends to the outer side of the box body and is used for corresponding to drill rods of the drilling device, the tapping device and the hole expanding device.
Preferably, the positioning assembly comprises a positioning plate and two clamping claws for clamping the valve cover bulge, the positioning plate is arranged on the inner side of the box body, a through hole matched with the valve cover bulge is formed in the middle of the positioning plate, the upper end and the lower end of the positioning plate are respectively fixed on the inner wall of the box body, and a positioning pin matched with the mounting hole of the valve cover is arranged on the inner side surface of the positioning plate; the jack catch sets up in the outside of box, and two jack catch symmetries set up in the bellying both sides of valve gap, the jack catch links to each other with chucking mechanism for the bellying of chucking valve gap.
Preferably, the clamping mechanism comprises a rotating shaft and two clamping blocks, and the two clamping jaws are fixedly connected with the two clamping blocks respectively; the two clamping blocks are provided with threaded holes in threaded fit with the rotating shaft, the rotating directions of the threaded holes of the two clamping blocks are opposite, and one sides of the clamping blocks are in sliding fit with the outer wall of the box body; and a hand wheel is arranged at the end part of the rotating shaft.
Preferably, the positioning plate is of a split structure and comprises two symmetrically arranged positioning plates, and a gap between the two positioning plates can be enclosed into a through hole matched with the boss of the valve cover; a plurality of positioning holes are respectively formed in the two limiting plates, and the positioning pins are arranged on the inner wall of the box body and matched with the positioning holes; the upper end and the lower end of the two limiting plates are respectively fixed on the inner wall of the box body through connecting bolts.
Preferably, the upper end and the lower end of each of the two limiting plates are respectively provided with a pressing strip, and the pressing strips are connected with the inner wall of the box body through connecting bolts.
Preferably, a collecting box for collecting the scrap iron is arranged on the side face of the machine body and is arranged below drill rods of the drilling device, the tapping device and the hole expanding device.
Preferably, the drilling device comprises a motor, a transmission case and a drill rod for mounting a drill bit, the motor drives the drill rod to rotate through the transmission case, the motor and the transmission case are both arranged on the rack, and the drill bit is mounted on the drill rod and used for drilling a center hole of the valve cover and a bottom hole of the threaded hole; the structure of chasing bar, reaming device is the same with drilling equipment's structure, the installation is used for the screw tap of screw hole tapping on chasing bar's the drilling rod, the shaping countersink that the installation is used for processing the centre bore on reaming device's the drilling rod.
Preferably, the motor is arranged above the transmission case, and an output shaft of the motor drives an input shaft of the transmission case to rotate through belt transmission.
Preferably, travel switches are respectively arranged on the longitudinal guide rail and the transverse guide rail and used for limiting the longitudinal travel and the transverse travel of the valve cover clamped in the clamp body.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the utility model can complete the processing of the central hole and the threaded hole on the valve cover by one-time clamping, the operation is convenient and fast, the processing technology is simplified, the auxiliary processing time and the transferring step are reduced, and the working efficiency is improved; meanwhile, the position degree of the central hole and the threaded hole can be ensured by one-time clamping processing. The utility model discloses be particularly useful for mass production processing, convenient popularization and application.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of a valve cover end face hole drilling and tapping integrated machine provided by an embodiment of the present invention;
FIG. 2 is a top view of the integrated machine for drilling and tapping the end face hole of the valve cover in FIG. 1;
FIG. 3 is a view of the inner wall of the housing of FIG. 2 taken in the direction A;
FIG. 4 is a view of the outer wall of the housing of FIG. 2 in the direction B;
FIG. 5 is a schematic structural view of the valve cover;
FIG. 6 is a right side view of the valve cover of FIG. 5;
in the figure: 00-a valve cover, 01-a large end face, 02-a convex part, 03-a central hole, 04-a threaded hole and 05-a mounting hole; 1-a fuselage; 2-a fixture body, 20-a through hole, 21-a box body, 22-a top plate, 23-a telescopic mechanism, 24-a positioning plate, 25-a clamping jaw, 26-a rotating shaft, 27-a clamping block, 28-a hand wheel and 29-a positioning pin; 240-a limiting plate, 241-a positioning hole, 242-a connecting bolt and 243-a pressing strip;
3-longitudinal guide rail; 4-a slide table; 5-a transverse guide rail; 6-drilling equipment; 7-a tapping device; 8-a reaming device; 9-a collection box; 10-a drill rod; 11-a motor; 12-a transmission case; 13-a drill bit; 14-a frame; 15-a screw tap; 16-countersinking; 17-a lead screw; 18-a belt.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the valve cover end surface hole drilling and tapping integrated machine comprises a machine body 1 and a clamp body 2 for clamping a valve cover 00, wherein a longitudinal guide rail 3 and a sliding table 4 for supporting the clamp body 2 are arranged on the machine body 1, and the sliding table 4 is driven by a longitudinal moving mechanism to slide along the longitudinal guide rail 3; the sliding table 4 is provided with a transverse guide rail 5 and a transverse moving mechanism, and the transverse guide rail 5 and the transverse moving mechanism are used for driving the clamp body 2 to transversely move relative to the sliding table 4 along the transverse guide rail 5; the opposite sides of the clamp body 2 are provided with a drilling device 6, a tapping device 7 and a hole expanding device 8 in parallel, the longitudinal moving mechanism drives the valve cover 00 clamped on the clamp body 2 to correspond to the drilling device 6, the tapping device 7 and the hole expanding device 8 one by one, and the transverse moving mechanism drives the valve cover 00 to do transverse motion relative to the drilling device 6, the tapping device 7 and the hole expanding device 8 respectively, so that a central hole is drilled and a threaded hole is drilled one by one, and the processing depth is controlled. Clamping and fixing the valve cover on the clamp body, driving the sliding table to longitudinally move along the longitudinal guide rail through the longitudinal moving mechanism, and further driving the valve cover on the clamp body to correspond to the drilling device, the tapping device and the hole expanding device one by one; meanwhile, the transverse moving mechanism on the sliding table is utilized to drive the clamp body to transversely move relative to the drilling device, the tapping device and the hole expanding device, so that the valve cover in the clamp body is respectively subjected to machining of drilling and expanding a central hole and drilling and tapping a threaded hole.
The longitudinal moving mechanism and the transverse moving mechanism can adopt a ball screw driving mechanism of a lathe and a screw driving mechanism of a transverse supporting plate in the prior art. Utilize motor drive lead screw 17 rotatory, and then drive slip table longitudinal movement, rotate through the lead screw in the horizontal layer board of drive and drive the base lateral shifting of the anchor clamps body.
In a specific embodiment of the present invention, as shown in fig. 1 and 2, the fixture body 2 includes a box body 21 with an opening at the upper part, a top plate 22 for closely attaching to the large end surface 01 of the valve cover 00, and a positioning component for limiting the protruding part 02 of the valve cover 00, the top plate 22 is disposed inside the box body 21 and fixed to the movable end of the telescopic mechanism 23, and the telescopic mechanism 23 is connected to the box body 21; the positioning assembly is arranged at an opening at the lower part of the side wall of the box body 21, and the small end face 02 of the boss 00 extends to the outer side of the box body 21 and is used for corresponding to the drill rods 10 of the drilling device 6, the tapping device 7 and the hole expanding device 8, so that the center hole drilling and expanding and the threaded hole drilling are facilitated. Wherein, telescopic machanism can adopt cylinder, pneumatic cylinder or electric putter to drive the flexible of roof, utilizes the roof to realize fixing the valve gap top tightly on locating component.
In a specific embodiment of the present invention, as shown in fig. 3 and 4, the positioning assembly includes a positioning plate 24 and two clamping claws 25 for clamping the boss 02 of the valve cover 00, the positioning plate 24 is disposed inside the box body 21, a through hole 20 matched with the boss 02 of the valve cover 00 is disposed in the middle of the positioning plate 24, the upper and lower ends of the positioning plate 24 are respectively fixed on the inner wall of the box body 21, and a positioning pin 29 for matching with the mounting hole of the valve cover is disposed on the inner side surface of the positioning plate; the jack catch 25 sets up in the outside of box 21, and two jack catches 25 symmetry set up in the bellying 02 both sides of valve gap 00, jack catch 25 links to each other with chucking mechanism for the bellying 02 of chucking valve gap 00. The boss 02 on the valve cover 00 penetrates through the hole 20 from the positioning plate 24 on the inner side of the box body 21, the positioning pin penetrates through the mounting hole 05 of the valve cover 00, the large end surface 01 of the valve cover 00 is tightly pressed against the inside of the box body 21 through the top plate 22, the boss 02 of the valve cover 00 is tightly clamped on the outside of the box body 21 through the two clamping claws 25, and positioning and fixing of the valve cover 00 are achieved.
In a specific embodiment of the present invention, as shown in fig. 4, the clamping mechanism includes a rotating shaft 26 and two clamping blocks 27, and the two clamping jaws 25 are respectively fixedly connected to the two clamping blocks 27; the two fixture blocks 27 are respectively provided with a threaded hole in threaded fit with the rotating shaft 26, the threaded directions of the threaded holes of the two fixture blocks 27 are opposite, and one side of each fixture block 27 is in sliding fit with the outer wall of the box body 21; the end of the rotating shaft 26 is provided with a hand wheel 28. The rotating shaft 26 can be driven to rotate by rotating the hand wheel 28, and then the two clamping blocks 27 are driven to move relatively or move away from each other, so that the boss 02 of the valve cover 00 is clamped and released.
Further optimizing the technical scheme, as shown in fig. 3, the positioning plate 24 is of a split structure and comprises two symmetrically arranged limiting plates 240, and a gap between the two limiting plates 240 can be enclosed into a through hole 20 matched with the boss 02 of the valve cover 00; the two limiting plates 240 are respectively provided with a plurality of positioning holes 241, the positioning pins are arranged on the inner wall of the box body 21 and are matched with the positioning holes 241, and the two positioning pins 29 are arranged on two sides of the through hole 20 for multiple times and can be respectively matched with the two mounting holes 05 at the edge of the valve cover 00; the upper and lower ends of the two limiting plates 240 are fixed to the inner wall of the box 21 by connecting bolts 242. The upper end and the lower end of the two limiting plates 240 are respectively provided with a pressing strip 243, and the pressing strips 243 are connected with the inner wall of the box body 21 through connecting bolts 242. The distance between the two limiting plates is adjusted by adjusting the matching of the positioning pins and different positioning holes, so that valve covers of different specifications can be conveniently machined; meanwhile, the structure is adopted, and the processing, the assembly and the disassembly are convenient.
In another embodiment of the present invention, as shown in fig. 1 and 2, the side of the machine body 1 is provided with a collecting box 9 for collecting iron chips, and the collecting box 9 is disposed below the drill rods 10 of the drilling device 6, the tapping device 7 and the reaming device 8. The collecting box can be used for collecting metal debris falling in the machining process and keeping the working environment clean.
In a specific embodiment of the present invention, as shown in fig. 1 and 2, the drilling device 6 includes a motor 11, a transmission case 12 and a drill rod 10 for installing a drill bit 13, the motor 11 drives the drill rod 10 to rotate through the transmission case 12, the motor 11 and the transmission case 12 are both disposed on a frame 14, and the drill bit 13 is installed on the drill rod 10 for drilling a central hole 03 of the valve cover 00 and a bottom hole of the threaded hole 04; the tapping device 7 and the reaming device 8 are identical in structure to the drilling device 6, a screw tap 15 for tapping the threaded hole 04 is mounted on a drill rod 10 of the tapping device 7, and a forming countersink 16 for machining the central hole 03 is mounted on the drill rod 10 of the reaming device 8. The center hole and the bottom hole of the threaded hole can be processed by replacing drill bits with different specifications; tapping the bottom hole of the processed threaded hole by using a screw tap, wherein screw taps with different specifications can be selected according to valve covers with different specifications; the central hole can be formed by one-time processing by using a forming countersink, or a bottom hole is formed by preprocessing by using a drill bit, and finally the forming countersink is used for forming.
As shown in fig. 1, the motor 11 may be disposed above the transmission case 12, and an output shaft of the motor 11 drives an input shaft of the transmission case 12 to rotate through a belt transmission. A driving belt wheel is arranged on an output shaft of the motor, a driven belt wheel is arranged on an input shaft of the transmission case, and the belt 18 is connected with the driving belt wheel and the driven belt wheel, so that power is provided for the drill rod. By adopting the structure, the occupied space of the motor can be reduced, and the whole structure is more compact.
Further optimizing the technical scheme, the longitudinal guide rail 3 and the transverse guide rail 5 are respectively provided with a travel switch for limiting the longitudinal and transverse travel of the valve cover 00 clamped in the clamp body 2. The valve deck can be accurately positioned at the drilling station of the drilling device 6, the tapping station of the tapping device 7 and the center hole forming station of the hole expanding device 8 by utilizing the travel switches on the longitudinal guide rails, and the drilling and tapping depth can be accurately controlled by utilizing the travel switches on the transverse guide rails. The travel switch is electrically connected with the control panel, and machining parameters are preset on the control panel, so that the machining precision of the valve cover can be improved. By adopting the structure, the automation degree of the equipment is further improved, and the labor intensity of workers is greatly reduced.
In summary, the utility model has the advantages of compact structure and high processing efficiency, the valve cover is fixed in the box body by driving the top plate and the fixture block, and the box body driving the clamping valve cover slides along the longitudinal guide rail, so that the valve cover moves back and forth among the drilling station, the tapping station and the center hole forming station to perform the drilling and tapping operations; meanwhile, the valve deck in the driving box body transversely moves relative to a drill bit of the drilling device, a screw tap of the tapping device and a countersink of the reaming device, so that the forward and backward movement of the drill bit, the screw tap and the countersink is realized, and the machining depth is effectively controlled. Utilize the utility model discloses can realize that a clamping accomplishes the processing of centre bore and screw hole, guarantee the machining precision of centre bore and screw hole, simplify processing technology, improve machining efficiency, be particularly useful for mass production processing.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the one described herein, and those skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed above.
Claims (10)
1. The utility model provides a valve gap terminal surface hole bores attacks all-in-one which characterized in that: the clamping device comprises a machine body and a clamp body for clamping the valve cover, wherein a longitudinal guide rail and a sliding table for supporting the clamp body are arranged on the machine body, and the sliding table is driven to slide along the longitudinal guide rail through a longitudinal moving mechanism; the sliding table is provided with a transverse guide rail and a transverse moving mechanism which are used for driving the clamp body to transversely move relative to the sliding table along the transverse guide rail; the opposite sides of the clamp body are provided with a drilling device, a tapping device and a hole expanding device in parallel, the longitudinal moving mechanism drives the valve covers clamped on the clamp body to correspond to the drilling device, the tapping device and the hole expanding device one by one, and the valve covers are used for drilling and expanding a center hole and drilling and tapping a threaded hole in the clamp body.
2. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 1, wherein: the clamp body comprises a box body with an opening at the upper part, a top plate used for being tightly attached to the large end face of the valve cover and a positioning assembly used for limiting the protruding part of the valve cover, wherein the top plate is arranged in the box body and fixed at the movable end of the telescopic mechanism, and the telescopic mechanism is connected with the box body; the positioning assembly is arranged at an opening at the lower part of the side wall of the box body, and the small end face of the bulge of the valve cover extends to the outer side of the box body and is used for corresponding to drill rods of the drilling device, the tapping device and the hole expanding device.
3. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 2, wherein: the positioning assembly comprises a positioning plate and two clamping claws for clamping the boss of the valve cover, the positioning plate is arranged on the inner side of the box body, a through hole matched with the boss of the valve cover is formed in the middle of the positioning plate, the upper end and the lower end of the positioning plate are respectively fixed on the inner wall of the box body, and a positioning pin matched with the mounting hole of the valve cover is arranged on the inner side surface of the positioning plate; the jack catch sets up in the outside of box, and two jack catch symmetries set up in the bellying both sides of valve gap, the jack catch links to each other with chucking mechanism for the bellying of chucking valve gap.
4. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 3, wherein: the clamping mechanism comprises a rotating shaft and two clamping blocks, and the two clamping jaws are fixedly connected with the two clamping blocks respectively; the two clamping blocks are provided with threaded holes in threaded fit with the rotating shaft, the rotating directions of the threaded holes of the two clamping blocks are opposite, and one sides of the clamping blocks are in sliding fit with the outer wall of the box body; and a hand wheel is arranged at the end part of the rotating shaft.
5. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 3, wherein: the positioning plate is of a split structure and comprises two symmetrically arranged limiting plates, and a gap between the two limiting plates can be enclosed into a through hole matched with the bulge of the valve cover; a plurality of positioning holes are respectively formed in the two limiting plates, and the positioning pins are arranged on the inner wall of the box body and matched with the positioning holes; the upper end and the lower end of the two limiting plates are respectively fixed on the inner wall of the box body through connecting bolts.
6. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 5, wherein: and the upper end and the lower end of each of the two limiting plates are respectively provided with a pressing strip, and the pressing strips are connected with the inner wall of the box body through connecting bolts.
7. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 1, wherein: the side of fuselage is equipped with the collecting box that is used for collecting iron fillings, the collecting box sets up in drilling equipment, chasing bar and reaming device's drilling rod below.
8. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 1, wherein: the drilling device comprises a motor, a transmission case and a drill rod for mounting a drill bit, wherein the motor drives the drill rod to rotate through the transmission case, the motor and the transmission case are both arranged on the rack, and the drill bit is mounted on the drill rod and used for drilling a center hole of a valve cover and a bottom hole of a threaded hole; the structure of chasing bar, reaming device is the same with drilling equipment's structure, the installation is used for the screw tap of screw hole tapping on chasing bar's the drilling rod, the shaping countersink that the installation is used for processing the centre bore on reaming device's the drilling rod.
9. The integrated machine for drilling and tapping the end face hole of the valve cover according to claim 8, wherein: the motor is arranged above the transmission case, and an output shaft of the motor drives an input shaft of the transmission case to rotate through belt transmission.
10. The integrated valve cover end face hole drilling and tapping machine as claimed in any one of claims 1 to 9, wherein: travel switches are respectively arranged on the longitudinal guide rail and the transverse guide rail and used for limiting the longitudinal travel and the transverse travel of the valve cover clamped in the clamp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120140731.1U CN214291895U (en) | 2021-01-19 | 2021-01-19 | Valve gap end face hole drilling and tapping integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120140731.1U CN214291895U (en) | 2021-01-19 | 2021-01-19 | Valve gap end face hole drilling and tapping integrated machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214291895U true CN214291895U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120140731.1U Expired - Fee Related CN214291895U (en) | 2021-01-19 | 2021-01-19 | Valve gap end face hole drilling and tapping integrated machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214291895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850871A (en) * | 2022-02-22 | 2022-08-05 | 台州市艾伦环保科技有限公司 | Anti-freezing faucet concentric thread machining equipment |
-
2021
- 2021-01-19 CN CN202120140731.1U patent/CN214291895U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850871A (en) * | 2022-02-22 | 2022-08-05 | 台州市艾伦环保科技有限公司 | Anti-freezing faucet concentric thread machining equipment |
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Granted publication date: 20210928 |