Punching die for vehicle door machining
By adopting a sliding connection design for the punching head and punching sleeve in the punching die, the problem of the limited applicability of existing dies is solved, achieving universal adaptability to different car door sizes and models, reducing production costs and improving punching accuracy.
Patent Information
- Application Number
- CN202422799173.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-15
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-11-15
AI Technical Summary
The application scope of existing punching dies is too limited, which requires automobile manufacturers to design dies of various specifications, increasing production costs.
Design a punching die for car door processing. By sliding the punching head and punching sleeve on the upper and lower slide plates, the punching head and punching sleeve can move bidirectionally on the horizontal plane, adapting to the punching requirements of car doors of different sizes and models.
There is no need to design special punching dies for different sizes and models of car doors, saving production costs, increasing the applicability of dies, and improving punching efficiency and accuracy through bidirectional movement.
Smart Images
Figure CN223440857U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of automobile stamping die, specifically relates to a punching die for door machining. BACKGROUND
[0002] The stamping die is a tool for forming articles in industrial production, and the physical state of the material is changed to realize the machining of the appearance of the article. In the automobile manufacturing process, the door plate is one of the stamping parts, and the stamping die is used to stamp the door plate, and the punching die is used to punch the door plate. Different sizes and different models of doors need to be punched in different positions, so different punching dies need to be used when punching different sizes or different models of doors, which leads to the need for automobile manufacturers to design multiple specifications of punching dies, which seriously increases the production cost of automobile manufacturers. In view of this, the utility model is proposed. SUMMARY
[0003] In order to solve the problem that the existing punching die is too single in application range, the utility model provides a punching die for door machining.
[0004] The utility model discloses a punching die for door machining, which comprises a fixing frame, an upper die assembly and a lower die assembly, the upper die assembly is located directly above the lower die assembly, the upper die assembly comprises an upper base, an upper sliding plate and a punching head, a punching oil cylinder connected with the upper base is installed on the fixing frame, the lower die assembly comprises a lower base, a lower sliding plate and a punching sleeve, the upper sliding plate is slidably connected with the bottom surface of the upper base and can slide in a first direction, the punching head is slidably connected with the upper sliding plate and can slide in a second direction, the lower sliding plate is slidably connected with the top surface of the lower base and can slide in the first direction, the punching sleeve is slidably connected with the lower sliding plate and can slide in the second direction, when the upper base is driven to move downward by the punching oil cylinder, the punching head can be inserted into the punching sleeve, and the first direction and the second direction are perpendicular to each other in the horizontal plane.
[0005] In the embodiment of the utility model, the upper die assembly further comprises a first driving part and a second driving part, the first driving part is installed on one side of the upper base and connected with the upper sliding plate to drive the upper sliding plate to move in the first direction, and the second driving part is installed on the upper sliding plate and connected with the punching head to drive the punching head to move in the second direction.
[0006] In the embodiment of the utility model, the upper slide plate is provided with the protruding first sliding block, the upper base is provided with the first sliding slot for the first sliding block to slide, the first driving part is connected with the first screw rod, the first screw rod passes through the first sliding block and is in threaded connection with the first sliding block, the punch head is provided with the protruding second sliding block, the upper slide plate is provided with the second sliding slot for the second sliding block to slide, the second driving part is connected with the second screw rod, the second screw rod passes through the second sliding block and is in threaded connection with the second sliding block.
[0007] In the embodiment of the utility model, the lower die assembly further includes third driving part and fourth driving part, the third driving part is installed on one side of the lower base and is connected with the lower slide plate to drive the lower slide plate to move along the first direction, the fourth driving part is installed on the lower slide plate and is connected with the punch sleeve to drive the punch sleeve to move along the second direction.
[0008] In the embodiment of the utility model, the lower slide plate is provided with the protruding third sliding block, the lower base is provided with the third sliding slot for the third sliding block to slide, the third driving part is connected with the third screw rod, the third screw rod passes through the third sliding block and is in threaded connection with the third sliding block, the punch sleeve is provided with the protruding fourth sliding block, the lower slide plate is provided with the fourth sliding slot for the fourth sliding block to slide, the fourth driving part is connected with the fourth screw rod, the fourth screw rod passes through the fourth sliding block and is in threaded connection with the fourth sliding block.
[0009] In the embodiment of the utility model, the upper slide plate is provided with two, two the upper slide plate is distributed on both sides of the upper base along the first direction and is connected with the upper base slidingly, and the punch head is slidingly connected on two the upper slide plate; the lower slide plate is provided with two, two the lower slide plate is distributed on both sides of the lower base along the first direction and is connected with the lower base slidingly, and the punch sleeve is slidingly connected on two the lower slide plate.
[0010] In the embodiment of the utility model, the first screw rod and the third screw rod are all bidirectional screw rods, two the upper slide plate is respectively in threaded connection with the two sides of the first screw rod, and two the lower slide plate is respectively in threaded connection with the two sides of the third screw rod.
[0011] In the embodiment of the utility model, the punch sleeve is provided with a spring and a baffle, the two ends of the spring are respectively abutted between the punch sleeve and the baffle and make the surface of the baffle flush with the surface of the punch sleeve.
[0012] In the embodiment of the utility model, two first distance sensors are installed on the upper base, the two first distance sensors emit laser beams to detect the positions of the punching head in the first direction and the second direction respectively, two second distance sensors are installed on the lower base, the two second distance sensors emit laser beams to detect the positions of the punching sleeve in the first direction and the second direction respectively.
[0013] In the embodiment of the utility model, guide rods are arranged on the two sides of the fixing frame, one end of the guide rod passes through the fixing frame and is fixedly connected with the upper base, when the punching oil cylinder drives the upper base to move, the guide rod is driven to slide in the fixing frame.
[0014] Compared with the prior art, the utility model has the beneficial effects that:
[0015] The punching head is slidably connected to the upper slide plate, and the upper slide plate is slidably connected to the upper base, so that the punching head can move in the first direction and the second direction simultaneously, the punching sleeve is slidably connected to the lower slide plate, and the lower slide plate is slidably connected to the lower base, so that the punching sleeve can move in the first direction and the second direction simultaneously, and then when punching the doors of different sizes and different models, the positions of the punching head and the punching sleeve can be adjusted before punching the doors, it is not necessary to specially design punching dies for the doors of different sizes and different models, the production cost of enterprises is saved, and the application range of the punching dies is improved. BRIEF DESCRIPTION OF DRAWINGS
[0016] The drawings are used to provide further understanding of the embodiments of the utility model and constitute a part of the specification, and are used together with the following specific embodiments to explain the embodiments of the utility model, but do not constitute the limitation to the embodiments of the utility model, in the drawings:
[0017] Figure 1 It is the three-dimensional structure schematic view of the detection device provided by the embodiment of the utility model;
[0018] Figure 2 It is the exploded view of the lower die assembly provided by the embodiment of the utility model;
[0019] Figure 3 It is the exploded view of the upper die assembly provided by the embodiment of the utility model.
[0020] EXPLANATION OF REFERENCE NUMERALS
[0021] 1. Punching die; 11. Upper die assembly; 12. Lower die assembly; 13. Fixed frame; 111. Upper base; 112. Upper slide; 113. Punching head; 114. First driving member; 115. Second driving member; 116. First screw rod; 117. Second screw rod; 121. Lower base; 122. Lower slide; 123. Punching sleeve; 124. Third driving member; 125. Fourth driving member; 126. Third screw rod; 127. Fourth screw rod; 131. Punching cylinder; 132. Guide rod; 1121. First slider; 1131. Second slider; 1221. Third slider; 1231. Fourth slider; 1232. Spring; 1233. Baffle. DETAILED DESCRIPTION
[0022] The following is a detailed description of the specific embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention and are not intended to limit the present invention.
[0023] See also Figures 1-3 In order to solve the problems in the prior art, the utility model provides a punching die 1 for processing a car door. The punching die 1 includes a fixing frame 13, an upper die assembly 11 and a lower die assembly 12. The upper die assembly 11 is located directly above the lower die assembly 12. The upper die assembly 11 includes an upper base 111, an upper slide 112 and a punching head 113. A punching cylinder 131 connected to the upper base 111 is installed on the fixing frame 13. The lower die assembly 12 includes a lower base 121, a lower slide 122 and a punching sleeve 123. The upper slide 112 is slidably connected to the bottom surface of the upper base 111 and can slide along the first direction, the punching head 113 is slidably connected to the upper slide 112 and can slide along the second direction, the lower slide 122 is slidably connected to the top surface of the lower base 121 and can slide along the first direction, the punching sleeve 123 is slidably connected to the lower slide 122 and can slide along the second direction, and when the punching cylinder 131 drives the upper base 111 to move downward, the punching head 113 can be inserted into the punching sleeve 123, and the first direction and the second direction are perpendicular to each other on the horizontal plane.
[0024] By slidingly connecting the upper slide 112 to the upper base 111, and slidingly connecting the punching head 113 to the upper slide 112, the upper slide 112 can slide on the upper base 111 along the first direction, and the punching head 113 can slide in the second direction, so that the position of the punching head 113 can be adjusted at will within the plane where the first direction and the second direction are located, so that the punching head 113 can punch any position on the vehicle door.
[0025] Similarly, by slidingly connecting the lower slide plate 122 with the lower base 121 and slidingly connecting the punching sleeve 123 with the lower slide plate 122, the lower slide plate 122 can slide on the lower base 121 in the first direction, and the punching sleeve 123 can slide in the second direction, so that the position of the punching sleeve 123 can be adjusted at will in the plane formed by the first direction and the second direction, thereby when punching the door, the door is first placed on the lower slide plate 122 for fixation, then the punching head 113 and the punching sleeve 123 are adjusted to the same vertical line, and the punching head 113 and the punching sleeve 123 are located at the position required to punch the door, then the upper base 111 is driven downward by the punching oil cylinder 131, and the punching head 113 is inserted into the punching sleeve 123, so that the hole required on the door is punched out.
[0026] Since the positions of the punching head 113 and the punching sleeve 123 can be adjusted, the punching head 113 and the punching sleeve 123 can be moved to any position of the door, and the hole is punched out on the door under the action of the punching oil cylinder 131, therefore, when punching the door of different sizes and different models, the positions of the punching head 113 and the punching sleeve 123 can be adjusted according to the actual situation, and then the door is punched, and it is not necessary to specially design the punching die 1 for the door of different sizes and different models, thereby saving the production cost of the enterprise and improving the application range of the punching die 1.
[0027] In the above embodiment, the first direction is the length direction of the upper base 111, and the second direction is the width direction of the upper base 111. Figure 1 In the above embodiment, the first direction is the length direction of the upper base 111, and the second direction is the width direction of the upper base 111. Figure 1 In the above embodiment, the first direction is the length direction of the upper base 111, and the second direction is the width direction of the upper base 111.
[0028] In the embodiment of the utility model, the upper die assembly 11 further includes a first driving part 114 and a second driving part 115, the first driving part 114 is installed on one side of the upper base 111 and connected with the upper slide plate 112 to drive the upper slide plate 112 to move in the first direction, the second driving part 115 is installed on the upper slide plate 112 and connected with the punching head 113 to drive the punching head 113 to move in the second direction, so that the punching head 113 moves in the first direction and the second direction under the joint action of the first driving part 114 and the second driving part 115, the position of the punching head 113 is adjusted, so that the punching die 1 punches the door of different sizes and different models.
[0029] In the embodiment of the utility model, the upper slide plate 112 is provided with the protruding first sliding block 1121, the upper base 111 is provided with the first sliding slot for the first sliding block 1121 sliding, the first driving part 114 is connected with the first screw rod 116, the first screw rod 116 passes through the first sliding block 1121 and is connected with the first sliding block 1121 in screw thread, the first driving part 114 drives the first screw rod 116 to rotate when working, and the first sliding block 1121 is driven to move in the first direction by the first screw rod 116, so as to realize the adjustment of the position of the upper slide plate 112.
[0030] The punching head 113 is provided with the protruding second sliding block 1131, the upper slide plate 112 is provided with the second sliding slot for the second sliding block 1131 sliding, the second driving part 115 is connected with the second screw rod 117, the second screw rod 117 passes through the second sliding block 1131 and is connected with the second sliding block 1131 in screw thread, the second driving part 115 drives the second screw rod 117 to rotate when working, and the second sliding block 1131 is driven to move in the second direction by the second screw rod 117, so as to realize the adjustment of the position of the punching head 113.
[0031] In the embodiment of the utility model, the lower die assembly 12 further includes third driving part 124 and fourth driving part 125, the third driving part 124 is installed to one side of the lower base 121 and is connected with the lower slide plate 122, so as to drive the lower slide plate 122 to move along the first direction, the fourth driving part 125 is installed on the lower slide plate 122 and is connected with the punching sleeve 123, so as to drive the punching sleeve 123 to move along the second direction, so that the punching sleeve 123 moves in the first direction and the second direction under the common action of the third driving part 124 and the fourth driving part 125, realizes the adjustment of the position of the punching sleeve 123, so as to facilitate the punching die 1 to punch the vehicle door of different sizes and different models.
[0032] In the embodiment of the utility model, the lower slide plate 122 is provided with the protruding third sliding block 1221, the lower base 121 is provided with the third sliding slot for the third sliding block 1221 sliding, the third driving part 124 is connected with the third screw rod 126, the third screw rod 126 passes through the third sliding block 1221 and is connected with the third sliding block 1221 in screw thread, the third driving part 124 drives the third screw rod 126 to rotate when working, and the third sliding block 1221 is driven to move in the first direction by the third screw rod 126, so as to realize the adjustment of the position of the lower slide plate 122.
[0033] The fourth sliding block 1231 is protruded on the punching sleeve 123, a fourth sliding groove is arranged on the lower sliding plate 122 for sliding of the fourth sliding block 1231, the fourth driving element 125 is connected with a fourth screw rod 127, the fourth screw rod 127 passes through the fourth sliding block 1231 and is in threaded connection with the fourth sliding block 1231, and the fourth driving element 125 drives the fourth screw rod 127 to rotate when working, and the fourth sliding block 1231 is driven by the fourth screw rod 127 to move in the second direction, so that the position of the punching sleeve 123 is adjusted.
[0034] In the embodiment of the utility model, two upper sliding plates 112 are arranged, and the two upper sliding plates 112 are distributed on the two sides of the upper base 111 along the first direction and are in sliding connection with the upper base 111, and the punching head 113 is in sliding connection with the two upper sliding plates 112, so that the two punching heads 113 punch two positions of the vehicle door simultaneously, and the punching efficiency is improved; two lower sliding plates 122 are arranged, and the two lower sliding plates 122 are distributed on the two sides of the lower base 121 along the first direction and are in sliding connection with the lower base 121, and the punching sleeve 123 is in sliding connection with the two lower sliding plates 122, so that the two punching sleeves 123 punch two positions of the vehicle door simultaneously in cooperation with the two punching heads 113, and the punching efficiency is improved.
[0035] In the embodiment of the utility model, the first screw rod 116 and the third screw rod 126 are bidirectional screw rods, the two upper sliding plates 112 are in threaded connection with the two sides of the first screw rod 116, so that the two upper sliding plates 112 are driven to move close to each other or away from each other simultaneously when the first screw rod 116 rotates, and then the two punching heads 113 move in a mirror image, the two lower sliding plates 122 are in threaded connection with the two sides of the third screw rod 126, so that the two lower sliding plates 122 are driven to move close to each other or away from each other simultaneously when the third screw rod 126 rotates, and then the two punching sleeves 123 move in a mirror image, so that the two punching heads 113 and the two punching sleeves 123 punch symmetrical positions on the two sides of the vehicle door, and the punching efficiency is improved.
[0036] In the embodiment of the utility model, the spring 1232 and the baffle 1233 are arranged in the punching sleeve 123, the two ends of the spring 1232 are respectively abutted between the punching sleeve 123 and the baffle 1233 and make the surface of the baffle 1233 flush with the surface of the punching sleeve 123, so that the spring 1232 is compressed by the baffle 1233 when the punching head 113 is inserted into the punching sleeve 123, and a hole is punched on the vehicle door at the same time, and the waste is punched into the punching sleeve 123, when the punching oil cylinder 131 rises and drives the punching head 113 to separate from the punching sleeve 123, the spring 1232 releases the elastic force and presses the baffle 1233 to rise, so that the waste is pushed out of the punching sleeve 123, and the waste is accumulated in the punching sleeve 123, so that the subsequent punching operation on the vehicle door is not affected.
[0037] In an embodiment of the present utility model, the upper base 111 is equipped with two first distance sensors, which emit laser beams to detect the position of the punching head 113 in the first direction and the second direction respectively, and the lower base 121 is equipped with two second distance sensors, which emit laser beams to detect the position of the punching sleeve 123 in the first direction and the second direction respectively, thereby achieving precise adjustment of the positions of the punching head 113 and the punching sleeve 123 under the action of the two first distance sensors and the two second distance sensors, thereby making the position of the holes punched by the punching mold 1 on the car door more accurate.
[0038] In an embodiment of the present utility model, guide rods 132 are provided on both sides of the fixing frame 13, one end of the guide rod 132 passes through the fixing frame 13 and is fixedly connected to the upper base 111. When the punching cylinder 131 drives the upper base 111 to move, the guide rod 132 is driven to slide in the fixing frame 13, so that the guide rod 132 provides a guiding effect for the movement of the upper base 111, preventing the upper base 111 from deviating during movement.
[0039] In the present invention, unless otherwise expressly specified or limited, terms such as "center," "longitudinal," "transverse," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inside," "outside," "clockwise," "counterclockwise," "axial," "radial," and "circumferential" to indicate positions or locations are based on the positions or locations shown in the accompanying drawings and are intended solely to facilitate and simplify the description of the present invention. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. When a first feature is "up" or "down" a second feature, it can mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediary. Furthermore, when a first feature is "above," "above," or "above" a second feature, it can mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is at a higher level than the second feature. When a first feature is "below," "below," or "below" a second feature, it can mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is at a lower level than the second feature. Therefore, these terms should not be construed as limiting the present invention.
[0040] The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited thereto. Within the technical concept of the present invention, the technical solution of the present invention may be subjected to various simple modifications, including combining the specific technical features in any suitable manner. To avoid unnecessary repetition, the present invention will not further describe various possible combinations. However, these simple modifications and combinations should also be considered as disclosed in the present invention and fall within the scope of protection of the present invention.
[0041] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.
Claims
1. A punching die for car door processing, characterized in that: The punching die includes a fixed frame, an upper die assembly and a lower die assembly, the upper die assembly is located directly above the lower die assembly, the upper die assembly includes an upper base, an upper slide and a punching head, a punching cylinder connected to the upper base is installed on the fixed frame, the lower die assembly includes a lower base, a lower slide and a punching sleeve, the upper slide is slidably connected to the bottom surface of the upper base and can slide along a first direction, the punching head is slidably connected to the upper slide and can slide along a second direction, the lower slide is slidably connected to the top surface of the lower base and can slide along the first direction, the punching sleeve is slidably connected to the lower slide and can slide along the second direction, and when the punching cylinder drives the upper base to move downward, the punching head can be inserted into the punching sleeve, and the first direction and the second direction are perpendicular to each other in the horizontal plane.
2. The punching die for vehicle door processing according to claim 1, characterized in that: The upper mold assembly also includes a first driving member and a second driving member. The first driving member is installed on one side of the upper base and connected to the upper slide to drive the upper slide to move along the first direction. The second driving member is installed on the upper slide and connected to the punching head to drive the punching head to move along the second direction.
3. The punching die for vehicle door processing according to claim 2, characterized in that: The upper slide is provided with a protruding first slider, the upper base is provided with a first sliding groove for the first slider to slide, the first driving member is connected to a first screw rod, the first screw rod passes through the first slider and is threadedly connected to the first slider, the punching head is provided with a protruding second slider, the upper slide is provided with a second sliding groove for the second slider to slide, the second driving member is connected to a second screw rod, the second screw rod passes through the second slider and is threadedly connected to the second slider.
4. The punching die for vehicle door processing according to claim 3, characterized in that: The lower mold assembly also includes a third driving member and a fourth driving member. The third driving member is installed on one side of the lower base and connected to the lower slide to drive the lower slide to move along the first direction. The fourth driving member is installed on the lower slide and connected to the punching sleeve to drive the punching sleeve to move along the second direction.
5. The punching die for vehicle door processing according to claim 4, characterized in that: A protruding third slider is provided on the sliding plate, a third sliding groove for the sliding of the third slider is provided on the lower base, the third driving member is connected to a third screw rod, the third screw rod passes through the third slider and is threadedly connected to the third slider, a protruding fourth slider is provided on the punching sleeve, a fourth sliding groove for the sliding of the fourth slider is provided on the sliding plate, the fourth driving member is connected to a fourth screw rod, the fourth screw rod passes through the fourth slider and is threadedly connected to the fourth slider.
6. The punching die for vehicle door processing according to claim 5, characterized in that: There are two upper slides, which are distributed on both sides of the upper base along the first direction and are slidably connected to the upper base, and both upper slides are slidably connected to punching heads; there are two lower slides, which are distributed on both sides of the lower base along the first direction and are slidably connected to the lower base, and both lower slides are slidably connected to punching sleeves.
7. The punching die for vehicle door processing according to claim 6, characterized in that: The first screw rod and the third screw rod are both bidirectional screw rods, the two upper slides are respectively connected to the two sides of the first screw rod by threads, and the two lower slides are respectively connected to the two sides of the third screw rod by threads.
8. The punching die for vehicle door processing according to claim 1, characterized in that: A spring and a baffle are provided in the punching sleeve, and two ends of the spring are respectively abutted between the punching sleeve and the baffle to make the surface of the baffle flush with the surface of the punching sleeve.
9. The punching die for vehicle door processing according to claim 1, characterized in that: The upper base is equipped with two first distance sensors, which emit laser beams to detect the positions of the punching head in the first direction and the second direction respectively. The lower base is equipped with two second distance sensors, which emit laser beams to detect the positions of the punching sleeve in the first direction and the second direction respectively.
10. The punching die for vehicle door processing according to claim 1, characterized in that: Guide rods are provided on both sides of the fixing frame, one end of the guide rod passes through the fixing frame and is fixedly connected to the upper base, and the punching cylinder drives the guide rod to slide in the fixing frame when driving the upper base to move.